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cve-2024-32487
Vulnerability from cvelistv5
Published
2024-04-13 00:00
Modified
2024-08-02 02:13
Severity ?
EPSS score ?
Summary
less through 653 allows OS command execution via a newline character in the name of a file, because quoting is mishandled in filename.c. Exploitation typically requires use with attacker-controlled file names, such as the files extracted from an untrusted archive. Exploitation also requires the LESSOPEN environment variable, but this is set by default in many common cases.
References
{ "containers": { "adp": [ { "affected": [ { "cpes": [ "cpe:2.3:a:netapp:less:*:*:*:*:*:*:*:*" ], "defaultStatus": "unknown", "product": "less", "vendor": "netapp", "versions": [ { "lessThanOrEqual": "653", "status": "affected", "version": "0", "versionType": "custom" } ] } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1" } }, { "other": { "content": { "id": "CVE-2024-32487", "options": [ { "Exploitation": "none" }, { "Automatable": "yes" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "timestamp": "2024-04-17T18:38:36.239380Z", "version": "2.0.3" }, "type": "ssvc" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-96", "description": "CWE-96 Improper Neutralization of Directives in Statically Saved Code (\u0027Static Code Injection\u0027)", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2024-07-03T16:31:29.695Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" }, { "providerMetadata": { "dateUpdated": "2024-08-02T02:13:39.027Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "https://www.openwall.com/lists/oss-security/2024/04/13/2" }, { "tags": [ "x_transferred" ], "url": "https://www.openwall.com/lists/oss-security/2024/04/12/5" }, { "tags": [ "x_transferred" ], "url": "https://github.com/gwsw/less/commit/007521ac3c95bc76e3d59c6dbfe75d06c8075c33" }, { "name": "[oss-security] 20240415 Re: less(1) with LESSOPEN mishandles \\n in paths", "tags": [ "mailing-list", "x_transferred" ], "url": "http://www.openwall.com/lists/oss-security/2024/04/15/1" }, { "tags": [ "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20240605-0009/" }, { "name": "[debian-lts-announce] 20240527 [SECURITY] [DLA 3823-1] less security update", "tags": [ "mailing-list", "x_transferred" ], "url": "https://lists.debian.org/debian-lts-announce/2024/05/msg00018.html" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "n/a", "vendor": "n/a", "versions": [ { "status": "affected", "version": "n/a" } ] } ], "descriptions": [ { "lang": "en", "value": "less through 653 allows OS command execution via a newline character in the name of a file, because quoting is mishandled in filename.c. Exploitation typically requires use with attacker-controlled file names, such as the files extracted from an untrusted archive. Exploitation also requires the LESSOPEN environment variable, but this is set by default in many common cases." } ], "problemTypes": [ { "descriptions": [ { "description": "n/a", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2024-06-10T17:11:52.179329", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre" }, "references": [ { "url": "https://www.openwall.com/lists/oss-security/2024/04/13/2" }, { "url": "https://www.openwall.com/lists/oss-security/2024/04/12/5" }, { "url": "https://github.com/gwsw/less/commit/007521ac3c95bc76e3d59c6dbfe75d06c8075c33" }, { "name": "[oss-security] 20240415 Re: less(1) with LESSOPEN mishandles \\n in paths", "tags": [ "mailing-list" ], "url": "http://www.openwall.com/lists/oss-security/2024/04/15/1" }, { "url": "https://security.netapp.com/advisory/ntap-20240605-0009/" }, { "name": "[debian-lts-announce] 20240527 [SECURITY] [DLA 3823-1] less security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2024/05/msg00018.html" } ] } }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2024-32487", "datePublished": "2024-04-13T00:00:00", "dateReserved": "2024-04-13T00:00:00", "dateUpdated": "2024-08-02T02:13:39.027Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2024-32487\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2024-04-13T15:15:52.683\",\"lastModified\":\"2024-07-08T14:18:29.363\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"less through 653 allows OS command execution via a newline character in the name of a file, because quoting is mishandled in filename.c. Exploitation typically requires use with attacker-controlled file names, such as the files extracted from an untrusted archive. Exploitation also requires the LESSOPEN environment variable, but this is set by default in many common cases.\"},{\"lang\":\"es\",\"value\":\"less hasta 653 permite la ejecuci\u00f3n de comandos del sistema operativo mediante un car\u00e1cter de nueva l\u00ednea en el nombre de un archivo, porque las comillas se manejan mal en filename.c. La explotaci\u00f3n normalmente requiere el uso de nombres de archivos controlados por el atacante, como los archivos extra\u00eddos de un archivo que no es de confianza. La explotaci\u00f3n tambi\u00e9n requiere la variable de entorno LESSOPEN, pero est\u00e1 configurada de forma predeterminada en muchos casos comunes.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":8.6,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":6.0}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-96\"}]}],\"references\":[{\"url\":\"http://www.openwall.com/lists/oss-security/2024/04/15/1\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://github.com/gwsw/less/commit/007521ac3c95bc76e3d59c6dbfe75d06c8075c33\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://lists.debian.org/debian-lts-announce/2024/05/msg00018.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://security.netapp.com/advisory/ntap-20240605-0009/\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://www.openwall.com/lists/oss-security/2024/04/12/5\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://www.openwall.com/lists/oss-security/2024/04/13/2\",\"source\":\"cve@mitre.org\"}]}}" } }
rhsa-2024_3513
Vulnerability from csaf_redhat
Published
2024-05-30 14:41
Modified
2024-11-06 06:02
Summary
Red Hat Security Advisory: less security update
Notes
Topic
An update for less is now available for Red Hat Enterprise Linux 9.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
The "less" utility is a text file browser that resembles "more", but allows users to move backwards in the file as well as forwards. Since "less" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.
Security Fix(es):
* less: OS command injection (CVE-2024-32487)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for less is now available for Red Hat Enterprise Linux 9.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": "The \"less\" utility is a text file browser that resembles \"more\", but allows users to move backwards in the file as well as forwards. Since \"less\" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.\n\nSecurity Fix(es):\n\n* less: OS command injection (CVE-2024-32487)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2024:3513", "url": "https://access.redhat.com/errata/RHSA-2024:3513" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_3513.json" } ], "title": "Red Hat Security Advisory: less security update", "tracking": { "current_release_date": "2024-11-06T06:02:42+00:00", "generator": { "date": "2024-11-06T06:02:42+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.1.1" } }, "id": "RHSA-2024:3513", "initial_release_date": "2024-05-30T14:41:50+00:00", "revision_history": [ { "date": "2024-05-30T14:41:50+00:00", "number": "1", "summary": "Initial version" }, { "date": "2024-05-30T14:41:50+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2024-11-06T06:02:42+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux BaseOS (v. 9)", "product": { "name": "Red Hat Enterprise Linux BaseOS (v. 9)", "product_id": "BaseOS-9.4.0.Z.MAIN.EUS", "product_identification_helper": { "cpe": "cpe:/o:redhat:enterprise_linux:9::baseos" } } } ], "category": "product_family", "name": "Red Hat Enterprise Linux" }, { "branches": [ { "category": "product_version", "name": "less-0:590-4.el9_4.src", "product": { "name": "less-0:590-4.el9_4.src", "product_id": "less-0:590-4.el9_4.src", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@590-4.el9_4?arch=src" } } } ], "category": "architecture", "name": "src" }, { "branches": [ { "category": "product_version", "name": "less-0:590-4.el9_4.aarch64", "product": { "name": "less-0:590-4.el9_4.aarch64", "product_id": "less-0:590-4.el9_4.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@590-4.el9_4?arch=aarch64" } } }, { "category": "product_version", "name": "less-debugsource-0:590-4.el9_4.aarch64", "product": { "name": "less-debugsource-0:590-4.el9_4.aarch64", "product_id": "less-debugsource-0:590-4.el9_4.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@590-4.el9_4?arch=aarch64" } } }, { "category": "product_version", "name": "less-debuginfo-0:590-4.el9_4.aarch64", "product": { "name": "less-debuginfo-0:590-4.el9_4.aarch64", "product_id": "less-debuginfo-0:590-4.el9_4.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debuginfo@590-4.el9_4?arch=aarch64" } } } ], "category": "architecture", "name": "aarch64" }, { "branches": [ { "category": "product_version", "name": "less-0:590-4.el9_4.ppc64le", "product": { "name": "less-0:590-4.el9_4.ppc64le", "product_id": "less-0:590-4.el9_4.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@590-4.el9_4?arch=ppc64le" } } }, { "category": "product_version", "name": "less-debugsource-0:590-4.el9_4.ppc64le", "product": { "name": "less-debugsource-0:590-4.el9_4.ppc64le", "product_id": "less-debugsource-0:590-4.el9_4.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@590-4.el9_4?arch=ppc64le" } } }, { "category": "product_version", "name": "less-debuginfo-0:590-4.el9_4.ppc64le", "product": { "name": "less-debuginfo-0:590-4.el9_4.ppc64le", "product_id": "less-debuginfo-0:590-4.el9_4.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debuginfo@590-4.el9_4?arch=ppc64le" } } } ], "category": "architecture", "name": "ppc64le" }, { "branches": [ { "category": "product_version", "name": "less-0:590-4.el9_4.x86_64", "product": { "name": "less-0:590-4.el9_4.x86_64", "product_id": "less-0:590-4.el9_4.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@590-4.el9_4?arch=x86_64" } } }, { "category": "product_version", "name": "less-debugsource-0:590-4.el9_4.x86_64", "product": { "name": "less-debugsource-0:590-4.el9_4.x86_64", "product_id": "less-debugsource-0:590-4.el9_4.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@590-4.el9_4?arch=x86_64" } } }, { "category": "product_version", "name": "less-debuginfo-0:590-4.el9_4.x86_64", "product": { "name": "less-debuginfo-0:590-4.el9_4.x86_64", "product_id": "less-debuginfo-0:590-4.el9_4.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debuginfo@590-4.el9_4?arch=x86_64" } } } ], "category": "architecture", "name": "x86_64" }, { "branches": [ { "category": "product_version", "name": "less-0:590-4.el9_4.s390x", "product": { "name": "less-0:590-4.el9_4.s390x", "product_id": "less-0:590-4.el9_4.s390x", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@590-4.el9_4?arch=s390x" } } }, { "category": "product_version", "name": "less-debugsource-0:590-4.el9_4.s390x", "product": { "name": "less-debugsource-0:590-4.el9_4.s390x", "product_id": "less-debugsource-0:590-4.el9_4.s390x", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@590-4.el9_4?arch=s390x" } } }, { "category": "product_version", "name": "less-debuginfo-0:590-4.el9_4.s390x", "product": { "name": "less-debuginfo-0:590-4.el9_4.s390x", "product_id": "less-debuginfo-0:590-4.el9_4.s390x", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debuginfo@590-4.el9_4?arch=s390x" } } } ], "category": "architecture", "name": "s390x" } ], "category": "vendor", "name": "Red Hat" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "less-0:590-4.el9_4.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 9)", "product_id": "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.aarch64" }, "product_reference": "less-0:590-4.el9_4.aarch64", "relates_to_product_reference": "BaseOS-9.4.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-0:590-4.el9_4.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 9)", "product_id": "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.ppc64le" }, "product_reference": "less-0:590-4.el9_4.ppc64le", "relates_to_product_reference": "BaseOS-9.4.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-0:590-4.el9_4.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 9)", "product_id": "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.s390x" }, "product_reference": "less-0:590-4.el9_4.s390x", "relates_to_product_reference": "BaseOS-9.4.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-0:590-4.el9_4.src as a component of Red Hat Enterprise Linux BaseOS (v. 9)", "product_id": "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.src" }, "product_reference": "less-0:590-4.el9_4.src", "relates_to_product_reference": "BaseOS-9.4.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-0:590-4.el9_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 9)", "product_id": "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.x86_64" }, "product_reference": "less-0:590-4.el9_4.x86_64", "relates_to_product_reference": "BaseOS-9.4.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:590-4.el9_4.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 9)", "product_id": "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.aarch64" }, "product_reference": "less-debuginfo-0:590-4.el9_4.aarch64", "relates_to_product_reference": "BaseOS-9.4.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:590-4.el9_4.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 9)", "product_id": "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.ppc64le" }, "product_reference": "less-debuginfo-0:590-4.el9_4.ppc64le", "relates_to_product_reference": "BaseOS-9.4.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:590-4.el9_4.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 9)", "product_id": "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.s390x" }, "product_reference": "less-debuginfo-0:590-4.el9_4.s390x", "relates_to_product_reference": "BaseOS-9.4.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:590-4.el9_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 9)", "product_id": "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.x86_64" }, "product_reference": "less-debuginfo-0:590-4.el9_4.x86_64", "relates_to_product_reference": "BaseOS-9.4.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:590-4.el9_4.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 9)", "product_id": "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.aarch64" }, "product_reference": "less-debugsource-0:590-4.el9_4.aarch64", "relates_to_product_reference": "BaseOS-9.4.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:590-4.el9_4.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 9)", "product_id": "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.ppc64le" }, "product_reference": "less-debugsource-0:590-4.el9_4.ppc64le", "relates_to_product_reference": "BaseOS-9.4.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:590-4.el9_4.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 9)", "product_id": "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.s390x" }, "product_reference": "less-debugsource-0:590-4.el9_4.s390x", "relates_to_product_reference": "BaseOS-9.4.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:590-4.el9_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 9)", "product_id": "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.x86_64" }, "product_reference": "less-debugsource-0:590-4.el9_4.x86_64", "relates_to_product_reference": "BaseOS-9.4.0.Z.MAIN.EUS" } ] }, "vulnerabilities": [ { "cve": "CVE-2024-32487", "cwe": { "id": "CWE-78", "name": "Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)" }, "discovery_date": "2024-04-14T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2274980" } ], "notes": [ { "category": "description", "text": "An OS command injection flaw was found in Less. Since quoting is mishandled in filename.c, opening files with attacker-controlled file names can lead to OS command execution. Exploitation requires the LESSOPEN environment variable, which is set by default in many common cases.", "title": "Vulnerability description" }, { "category": "summary", "text": "less: OS command injection", "title": "Vulnerability summary" }, { "category": "other", "text": "The described vulnerability in less poses an Important security risk due to its potential for arbitrary OS command execution. Exploitation of this vulnerability allows an attacker to inject malicious commands through specially crafted filenames containing newline characters. This could lead to unauthorized access, data exfiltration, or even full system compromise, depending on the privileges of the user executing the less command. Furthermore, the mishandling of the LESSOPEN environment variable exacerbates the issue, as it can be set by default in many installations, providing an additional vector for exploitation.", "title": "Statement" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.aarch64", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.ppc64le", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.s390x", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.src", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.x86_64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.aarch64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.ppc64le", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.s390x", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.x86_64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.aarch64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.ppc64le", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.s390x", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2024-32487" }, { "category": "external", "summary": "RHBZ#2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2024-32487", "url": "https://www.cve.org/CVERecord?id=CVE-2024-32487" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487", "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/12/5", "url": "https://www.openwall.com/lists/oss-security/2024/04/12/5" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/13/2", "url": "https://www.openwall.com/lists/oss-security/2024/04/13/2" } ], "release_date": "2024-04-13T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2024-05-30T14:41:50+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.aarch64", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.ppc64le", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.s390x", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.src", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.x86_64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.aarch64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.ppc64le", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.s390x", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.x86_64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.aarch64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.ppc64le", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.s390x", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2024:3513" }, { "category": "workaround", "details": "Mitigation for this issue is either not available or the currently available options don\u0027t meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.", "product_ids": [ "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.aarch64", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.ppc64le", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.s390x", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.src", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.x86_64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.aarch64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.ppc64le", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.s390x", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.x86_64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.aarch64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.ppc64le", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.s390x", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1" }, "products": [ "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.aarch64", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.ppc64le", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.s390x", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.src", "BaseOS-9.4.0.Z.MAIN.EUS:less-0:590-4.el9_4.x86_64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.aarch64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.ppc64le", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.s390x", "BaseOS-9.4.0.Z.MAIN.EUS:less-debuginfo-0:590-4.el9_4.x86_64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.aarch64", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.ppc64le", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.s390x", "BaseOS-9.4.0.Z.MAIN.EUS:less-debugsource-0:590-4.el9_4.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "less: OS command injection" } ] }
rhsa-2024_4529
Vulnerability from csaf_redhat
Published
2024-07-15 01:12
Modified
2024-11-06 06:23
Summary
Red Hat Security Advisory: less security update
Notes
Topic
An update for less is now available for Red Hat Enterprise Linux 9.2 Extended Update Support.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
The "less" utility is a text file browser that resembles "more", but allows users to move backwards in the file as well as forwards. Since "less" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.
Security Fix(es):
* less: OS command injection (CVE-2024-32487)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
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Since \"less\" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.\n\nSecurity Fix(es):\n\n* less: OS command injection (CVE-2024-32487)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2024:4529", "url": "https://access.redhat.com/errata/RHSA-2024:4529" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "self", "summary": "Canonical 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"BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.s390x" }, "product_reference": "less-debuginfo-0:590-3.el9_2.s390x", "relates_to_product_reference": "BaseOS-9.2.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:590-3.el9_2.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.2)", "product_id": "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.x86_64" }, "product_reference": "less-debuginfo-0:590-3.el9_2.x86_64", "relates_to_product_reference": "BaseOS-9.2.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:590-3.el9_2.aarch64 as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.2)", "product_id": "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.aarch64" }, "product_reference": "less-debugsource-0:590-3.el9_2.aarch64", "relates_to_product_reference": "BaseOS-9.2.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:590-3.el9_2.ppc64le as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.2)", "product_id": "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.ppc64le" }, "product_reference": "less-debugsource-0:590-3.el9_2.ppc64le", "relates_to_product_reference": "BaseOS-9.2.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:590-3.el9_2.s390x as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.2)", "product_id": "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.s390x" }, "product_reference": "less-debugsource-0:590-3.el9_2.s390x", "relates_to_product_reference": "BaseOS-9.2.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:590-3.el9_2.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS (v.9.2)", "product_id": "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.x86_64" }, "product_reference": "less-debugsource-0:590-3.el9_2.x86_64", "relates_to_product_reference": "BaseOS-9.2.0.Z.EUS" } ] }, "vulnerabilities": [ { "cve": "CVE-2024-32487", "cwe": { "id": "CWE-78", "name": "Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)" }, "discovery_date": "2024-04-14T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2274980" } ], "notes": [ { "category": "description", "text": "An OS command injection flaw was found in Less. Since quoting is mishandled in filename.c, opening files with attacker-controlled file names can lead to OS command execution. Exploitation requires the LESSOPEN environment variable, which is set by default in many common cases.", "title": "Vulnerability description" }, { "category": "summary", "text": "less: OS command injection", "title": "Vulnerability summary" }, { "category": "other", "text": "The described vulnerability in less poses an Important security risk due to its potential for arbitrary OS command execution. Exploitation of this vulnerability allows an attacker to inject malicious commands through specially crafted filenames containing newline characters. This could lead to unauthorized access, data exfiltration, or even full system compromise, depending on the privileges of the user executing the less command. Furthermore, the mishandling of the LESSOPEN environment variable exacerbates the issue, as it can be set by default in many installations, providing an additional vector for exploitation.", "title": "Statement" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.aarch64", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.ppc64le", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.s390x", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.src", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.x86_64", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.aarch64", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.ppc64le", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.s390x", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.x86_64", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.aarch64", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.ppc64le", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.s390x", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2024-32487" }, { "category": "external", "summary": "RHBZ#2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2024-32487", "url": "https://www.cve.org/CVERecord?id=CVE-2024-32487" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487", "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/12/5", "url": "https://www.openwall.com/lists/oss-security/2024/04/12/5" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/13/2", "url": "https://www.openwall.com/lists/oss-security/2024/04/13/2" } ], "release_date": "2024-04-13T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2024-07-15T01:12:10+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.aarch64", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.ppc64le", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.s390x", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.src", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.x86_64", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.aarch64", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.ppc64le", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.s390x", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.x86_64", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.aarch64", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.ppc64le", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.s390x", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2024:4529" }, { "category": "workaround", "details": "Mitigation for this issue is either not available or the currently available options don\u0027t meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.", "product_ids": [ "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.aarch64", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.ppc64le", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.s390x", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.src", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.x86_64", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.aarch64", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.ppc64le", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.s390x", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.x86_64", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.aarch64", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.ppc64le", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.s390x", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1" }, "products": [ "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.aarch64", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.ppc64le", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.s390x", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.src", "BaseOS-9.2.0.Z.EUS:less-0:590-3.el9_2.x86_64", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.aarch64", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.ppc64le", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.s390x", "BaseOS-9.2.0.Z.EUS:less-debuginfo-0:590-3.el9_2.x86_64", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.aarch64", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.ppc64le", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.s390x", "BaseOS-9.2.0.Z.EUS:less-debugsource-0:590-3.el9_2.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "less: OS command injection" } ] }
rhsa-2024_4256
Vulnerability from csaf_redhat
Published
2024-07-02 15:27
Modified
2024-11-06 06:17
Summary
Red Hat Security Advisory: less security update
Notes
Topic
An update for less is now available for Red Hat Enterprise Linux 8.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
The "less" utility is a text file browser that resembles "more", but allows users to move backwards in the file as well as forwards. Since "less" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.
Security Fix(es):
* less: OS command injection (CVE-2024-32487)
* less: missing quoting of shell metacharacters in LESSCLOSE handling (CVE-2022-48624)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for less is now available for Red Hat Enterprise Linux 8.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": "The \"less\" utility is a text file browser that resembles \"more\", but allows users to move backwards in the file as well as forwards. Since \"less\" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.\n\nSecurity Fix(es):\n\n* less: OS command injection (CVE-2024-32487)\n\n* less: missing quoting of shell metacharacters in LESSCLOSE handling (CVE-2022-48624)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2024:4256", "url": "https://access.redhat.com/errata/RHSA-2024:4256" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2265081", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2265081" }, { "category": "external", "summary": "2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_4256.json" } ], "title": "Red Hat Security Advisory: less security update", "tracking": { "current_release_date": "2024-11-06T06:17:14+00:00", "generator": { "date": "2024-11-06T06:17:14+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.1.1" } }, "id": "RHSA-2024:4256", "initial_release_date": "2024-07-02T15:27:33+00:00", "revision_history": [ { "date": "2024-07-02T15:27:33+00:00", "number": "1", "summary": "Initial version" }, { "date": "2024-07-02T15:27:34+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2024-11-06T06:17:14+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux BaseOS (v. 8)", "product": { "name": "Red Hat Enterprise Linux BaseOS (v. 8)", "product_id": "BaseOS-8.10.0.Z.MAIN.EUS", "product_identification_helper": { "cpe": "cpe:/o:redhat:enterprise_linux:8::baseos" } } } ], "category": "product_family", "name": "Red Hat Enterprise Linux" }, { "branches": [ { "category": "product_version", "name": "less-0:530-3.el8_10.src", "product": { "name": "less-0:530-3.el8_10.src", "product_id": "less-0:530-3.el8_10.src", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@530-3.el8_10?arch=src" } } } ], "category": "architecture", "name": "src" }, { "branches": [ { "category": "product_version", "name": "less-0:530-3.el8_10.aarch64", "product": { "name": "less-0:530-3.el8_10.aarch64", "product_id": "less-0:530-3.el8_10.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@530-3.el8_10?arch=aarch64" } } }, { "category": "product_version", "name": "less-debugsource-0:530-3.el8_10.aarch64", "product": { "name": "less-debugsource-0:530-3.el8_10.aarch64", "product_id": "less-debugsource-0:530-3.el8_10.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@530-3.el8_10?arch=aarch64" } } }, { "category": "product_version", "name": "less-debuginfo-0:530-3.el8_10.aarch64", "product": { "name": "less-debuginfo-0:530-3.el8_10.aarch64", "product_id": "less-debuginfo-0:530-3.el8_10.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debuginfo@530-3.el8_10?arch=aarch64" } } } ], "category": "architecture", "name": "aarch64" }, { "branches": [ { "category": "product_version", "name": "less-0:530-3.el8_10.ppc64le", "product": { "name": "less-0:530-3.el8_10.ppc64le", "product_id": "less-0:530-3.el8_10.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@530-3.el8_10?arch=ppc64le" } } }, { "category": "product_version", "name": "less-debugsource-0:530-3.el8_10.ppc64le", "product": { "name": "less-debugsource-0:530-3.el8_10.ppc64le", 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The close_altfile() function in filename.c omits shell_quote calls for LESSCLOSE, a command line to invoke the optional input postprocessor. This issue could lead to an OS command injection vulnerability and arbitrary command execution on the host operating system.", "title": "Vulnerability description" }, { "category": "summary", "text": "less: missing quoting of shell metacharacters in LESSCLOSE handling", "title": "Vulnerability summary" }, { "category": "other", "text": "To exploit this issue, an attacker needs the ability to influence the LESSCLOSE environment variable. This requirement makes this CVE a Moderate impact CVE.", "title": "Statement" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.aarch64", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.ppc64le", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.s390x", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.src", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.x86_64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.aarch64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.ppc64le", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.s390x", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.x86_64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.aarch64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.ppc64le", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.s390x", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2022-48624" }, { "category": "external", "summary": "RHBZ#2265081", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2265081" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2022-48624", "url": "https://www.cve.org/CVERecord?id=CVE-2022-48624" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2022-48624", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-48624" } ], "release_date": "2024-02-19T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2024-07-02T15:27:33+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.aarch64", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.ppc64le", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.s390x", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.src", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.x86_64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.aarch64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.ppc64le", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.s390x", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.x86_64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.aarch64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.ppc64le", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.s390x", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2024:4256" } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.aarch64", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.ppc64le", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.s390x", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.src", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.x86_64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.aarch64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.ppc64le", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.s390x", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.x86_64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.aarch64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.ppc64le", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.s390x", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Moderate" } ], "title": "less: missing quoting of shell metacharacters in LESSCLOSE handling" }, { "cve": "CVE-2024-32487", "cwe": { "id": "CWE-78", "name": "Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)" }, "discovery_date": "2024-04-14T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2274980" } ], "notes": [ { "category": "description", "text": "An OS command injection flaw was found in Less. Since quoting is mishandled in filename.c, opening files with attacker-controlled file names can lead to OS command execution. Exploitation requires the LESSOPEN environment variable, which is set by default in many common cases.", "title": "Vulnerability description" }, { "category": "summary", "text": "less: OS command injection", "title": "Vulnerability summary" }, { "category": "other", "text": "The described vulnerability in less poses an Important security risk due to its potential for arbitrary OS command execution. Exploitation of this vulnerability allows an attacker to inject malicious commands through specially crafted filenames containing newline characters. This could lead to unauthorized access, data exfiltration, or even full system compromise, depending on the privileges of the user executing the less command. Furthermore, the mishandling of the LESSOPEN environment variable exacerbates the issue, as it can be set by default in many installations, providing an additional vector for exploitation.", "title": "Statement" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.aarch64", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.ppc64le", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.s390x", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.src", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.x86_64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.aarch64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.ppc64le", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.s390x", 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"version": "3.1" }, "products": [ "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.aarch64", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.ppc64le", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.s390x", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.src", "BaseOS-8.10.0.Z.MAIN.EUS:less-0:530-3.el8_10.x86_64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.aarch64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.ppc64le", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.s390x", "BaseOS-8.10.0.Z.MAIN.EUS:less-debuginfo-0:530-3.el8_10.x86_64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.aarch64", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.ppc64le", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.s390x", "BaseOS-8.10.0.Z.MAIN.EUS:less-debugsource-0:530-3.el8_10.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "less: OS command injection" } ] }
rhsa-2024_4416
Vulnerability from csaf_redhat
Published
2024-07-09 10:03
Modified
2024-11-06 06:21
Summary
Red Hat Security Advisory: less security update
Notes
Topic
An update for less is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.4 Telecommunications Update Service.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
The "less" utility is a text file browser that resembles "more", but allows users to move backwards in the file as well as forwards. Since "less" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.
Security Fix(es):
* less: OS command injection (CVE-2024-32487)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for less is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.4 Telecommunications Update Service.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": "The \"less\" utility is a text file browser that resembles \"more\", but allows users to move backwards in the file as well as forwards. Since \"less\" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.\n\nSecurity Fix(es):\n\n* less: OS command injection (CVE-2024-32487)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2024:4416", "url": "https://access.redhat.com/errata/RHSA-2024:4416" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_4416.json" } ], "title": "Red Hat Security Advisory: less security update", "tracking": { "current_release_date": "2024-11-06T06:21:01+00:00", "generator": { "date": "2024-11-06T06:21:01+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.1.1" } }, "id": "RHSA-2024:4416", "initial_release_date": "2024-07-09T10:03:01+00:00", "revision_history": [ { "date": "2024-07-09T10:03:01+00:00", "number": "1", "summary": "Initial version" }, { "date": "2024-07-09T10:03:01+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2024-11-06T06:21:01+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux BaseOS AUS (v.8.4)", "product": { "name": "Red Hat Enterprise Linux BaseOS AUS (v.8.4)", "product_id": 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"category": "architecture", "name": "src" }, { "branches": [ { "category": "product_version", "name": "less-0:530-2.el8_4.x86_64", "product": { "name": "less-0:530-2.el8_4.x86_64", "product_id": "less-0:530-2.el8_4.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@530-2.el8_4?arch=x86_64" } } }, { "category": "product_version", "name": "less-debugsource-0:530-2.el8_4.x86_64", "product": { "name": "less-debugsource-0:530-2.el8_4.x86_64", "product_id": "less-debugsource-0:530-2.el8_4.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@530-2.el8_4?arch=x86_64" } } }, { "category": "product_version", "name": "less-debuginfo-0:530-2.el8_4.x86_64", "product": { "name": "less-debuginfo-0:530-2.el8_4.x86_64", "product_id": "less-debuginfo-0:530-2.el8_4.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debuginfo@530-2.el8_4?arch=x86_64" } } } ], "category": "architecture", "name": "x86_64" }, { "branches": [ { "category": "product_version", "name": "less-0:530-2.el8_4.ppc64le", "product": { "name": "less-0:530-2.el8_4.ppc64le", "product_id": "less-0:530-2.el8_4.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@530-2.el8_4?arch=ppc64le" } } }, { "category": "product_version", "name": "less-debugsource-0:530-2.el8_4.ppc64le", "product": { "name": "less-debugsource-0:530-2.el8_4.ppc64le", "product_id": "less-debugsource-0:530-2.el8_4.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@530-2.el8_4?arch=ppc64le" } } }, { "category": "product_version", "name": "less-debuginfo-0:530-2.el8_4.ppc64le", "product": { "name": "less-debuginfo-0:530-2.el8_4.ppc64le", "product_id": "less-debuginfo-0:530-2.el8_4.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debuginfo@530-2.el8_4?arch=ppc64le" } } } ], "category": "architecture", "name": "ppc64le" } ], "category": "vendor", "name": "Red Hat" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "less-0:530-2.el8_4.src as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)", "product_id": "BaseOS-8.4.0.Z.AUS:less-0:530-2.el8_4.src" }, "product_reference": "less-0:530-2.el8_4.src", "relates_to_product_reference": "BaseOS-8.4.0.Z.AUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-0:530-2.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)", "product_id": "BaseOS-8.4.0.Z.AUS:less-0:530-2.el8_4.x86_64" }, "product_reference": "less-0:530-2.el8_4.x86_64", "relates_to_product_reference": "BaseOS-8.4.0.Z.AUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:530-2.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)", "product_id": "BaseOS-8.4.0.Z.AUS:less-debuginfo-0:530-2.el8_4.x86_64" }, "product_reference": "less-debuginfo-0:530-2.el8_4.x86_64", "relates_to_product_reference": 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(v.8.4)", "product_id": "BaseOS-8.4.0.Z.TUS:less-0:530-2.el8_4.src" }, "product_reference": "less-0:530-2.el8_4.src", "relates_to_product_reference": "BaseOS-8.4.0.Z.TUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-0:530-2.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS TUS (v.8.4)", "product_id": "BaseOS-8.4.0.Z.TUS:less-0:530-2.el8_4.x86_64" }, "product_reference": "less-0:530-2.el8_4.x86_64", "relates_to_product_reference": "BaseOS-8.4.0.Z.TUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:530-2.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS TUS (v.8.4)", "product_id": "BaseOS-8.4.0.Z.TUS:less-debuginfo-0:530-2.el8_4.x86_64" }, "product_reference": "less-debuginfo-0:530-2.el8_4.x86_64", "relates_to_product_reference": "BaseOS-8.4.0.Z.TUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:530-2.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS TUS (v.8.4)", "product_id": "BaseOS-8.4.0.Z.TUS:less-debugsource-0:530-2.el8_4.x86_64" }, "product_reference": "less-debugsource-0:530-2.el8_4.x86_64", "relates_to_product_reference": "BaseOS-8.4.0.Z.TUS" } ] }, "vulnerabilities": [ { "cve": "CVE-2024-32487", "cwe": { "id": "CWE-78", "name": "Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)" }, "discovery_date": "2024-04-14T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2274980" } ], "notes": [ { "category": "description", "text": "An OS command injection flaw was found in Less. Since quoting is mishandled in filename.c, opening files with attacker-controlled file names can lead to OS command execution. Exploitation requires the LESSOPEN environment variable, which is set by default in many common cases.", "title": "Vulnerability description" }, { "category": "summary", "text": "less: OS command injection", "title": "Vulnerability summary" }, { "category": "other", "text": "The described vulnerability in less poses an Important security risk due to its potential for arbitrary OS command execution. Exploitation of this vulnerability allows an attacker to inject malicious commands through specially crafted filenames containing newline characters. This could lead to unauthorized access, data exfiltration, or even full system compromise, depending on the privileges of the user executing the less command. Furthermore, the mishandling of the LESSOPEN environment variable exacerbates the issue, as it can be set by default in many installations, providing an additional vector for exploitation.", "title": "Statement" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "BaseOS-8.4.0.Z.AUS:less-0:530-2.el8_4.src", "BaseOS-8.4.0.Z.AUS:less-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.AUS:less-debuginfo-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.AUS:less-debugsource-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.E4S:less-0:530-2.el8_4.ppc64le", "BaseOS-8.4.0.Z.E4S:less-0:530-2.el8_4.src", "BaseOS-8.4.0.Z.E4S:less-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.E4S:less-debuginfo-0:530-2.el8_4.ppc64le", "BaseOS-8.4.0.Z.E4S:less-debuginfo-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.E4S:less-debugsource-0:530-2.el8_4.ppc64le", "BaseOS-8.4.0.Z.E4S:less-debugsource-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.TUS:less-0:530-2.el8_4.src", "BaseOS-8.4.0.Z.TUS:less-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.TUS:less-debuginfo-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.TUS:less-debugsource-0:530-2.el8_4.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2024-32487" }, { "category": "external", "summary": "RHBZ#2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2024-32487", "url": "https://www.cve.org/CVERecord?id=CVE-2024-32487" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487", "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/12/5", "url": "https://www.openwall.com/lists/oss-security/2024/04/12/5" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/13/2", "url": "https://www.openwall.com/lists/oss-security/2024/04/13/2" } ], "release_date": "2024-04-13T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2024-07-09T10:03:01+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "BaseOS-8.4.0.Z.AUS:less-0:530-2.el8_4.src", "BaseOS-8.4.0.Z.AUS:less-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.AUS:less-debuginfo-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.AUS:less-debugsource-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.E4S:less-0:530-2.el8_4.ppc64le", "BaseOS-8.4.0.Z.E4S:less-0:530-2.el8_4.src", "BaseOS-8.4.0.Z.E4S:less-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.E4S:less-debuginfo-0:530-2.el8_4.ppc64le", "BaseOS-8.4.0.Z.E4S:less-debuginfo-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.E4S:less-debugsource-0:530-2.el8_4.ppc64le", "BaseOS-8.4.0.Z.E4S:less-debugsource-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.TUS:less-0:530-2.el8_4.src", "BaseOS-8.4.0.Z.TUS:less-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.TUS:less-debuginfo-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.TUS:less-debugsource-0:530-2.el8_4.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2024:4416" }, { "category": "workaround", "details": "Mitigation for this issue is either not available or the currently available options don\u0027t meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.", "product_ids": [ "BaseOS-8.4.0.Z.AUS:less-0:530-2.el8_4.src", "BaseOS-8.4.0.Z.AUS:less-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.AUS:less-debuginfo-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.AUS:less-debugsource-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.E4S:less-0:530-2.el8_4.ppc64le", "BaseOS-8.4.0.Z.E4S:less-0:530-2.el8_4.src", "BaseOS-8.4.0.Z.E4S:less-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.E4S:less-debuginfo-0:530-2.el8_4.ppc64le", "BaseOS-8.4.0.Z.E4S:less-debuginfo-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.E4S:less-debugsource-0:530-2.el8_4.ppc64le", "BaseOS-8.4.0.Z.E4S:less-debugsource-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.TUS:less-0:530-2.el8_4.src", "BaseOS-8.4.0.Z.TUS:less-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.TUS:less-debuginfo-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.TUS:less-debugsource-0:530-2.el8_4.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1" }, "products": [ "BaseOS-8.4.0.Z.AUS:less-0:530-2.el8_4.src", "BaseOS-8.4.0.Z.AUS:less-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.AUS:less-debuginfo-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.AUS:less-debugsource-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.E4S:less-0:530-2.el8_4.ppc64le", "BaseOS-8.4.0.Z.E4S:less-0:530-2.el8_4.src", "BaseOS-8.4.0.Z.E4S:less-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.E4S:less-debuginfo-0:530-2.el8_4.ppc64le", "BaseOS-8.4.0.Z.E4S:less-debuginfo-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.E4S:less-debugsource-0:530-2.el8_4.ppc64le", "BaseOS-8.4.0.Z.E4S:less-debugsource-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.TUS:less-0:530-2.el8_4.src", "BaseOS-8.4.0.Z.TUS:less-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.TUS:less-debuginfo-0:530-2.el8_4.x86_64", "BaseOS-8.4.0.Z.TUS:less-debugsource-0:530-2.el8_4.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "less: OS command injection" } ] }
rhsa-2024_4366
Vulnerability from csaf_redhat
Published
2024-07-08 11:12
Modified
2024-11-06 06:18
Summary
Red Hat Security Advisory: less security update
Notes
Topic
An update for less is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
The "less" utility is a text file browser that resembles "more", but allows users to move backwards in the file as well as forwards. Since "less" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.
Security Fix(es):
* less: OS command injection (CVE-2024-32487)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for less is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": "The \"less\" utility is a text file browser that resembles \"more\", but allows users to move backwards in the file as well as forwards. Since \"less\" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.\n\nSecurity Fix(es):\n\n* less: OS command injection (CVE-2024-32487)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2024:4366", "url": "https://access.redhat.com/errata/RHSA-2024:4366" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_4366.json" } ], "title": "Red Hat Security Advisory: less security update", "tracking": { "current_release_date": "2024-11-06T06:18:50+00:00", "generator": { "date": "2024-11-06T06:18:50+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.1.1" } }, "id": "RHSA-2024:4366", "initial_release_date": "2024-07-08T11:12:34+00:00", "revision_history": [ { "date": "2024-07-08T11:12:34+00:00", "number": "1", "summary": "Initial version" }, { "date": "2024-07-08T11:12:34+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2024-11-06T06:18:50+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux BaseOS AUS (v. 8.2)", "product": { "name": "Red Hat Enterprise Linux BaseOS AUS (v. 8.2)", "product_id": "BaseOS-8.2.0.Z.AUS", "product_identification_helper": { "cpe": "cpe:/o:redhat:rhel_aus:8.2::baseos" } } } ], "category": "product_family", "name": "Red Hat Enterprise Linux" }, { "branches": [ { "category": "product_version", "name": "less-0:530-2.el8_2.src", "product": { "name": "less-0:530-2.el8_2.src", "product_id": "less-0:530-2.el8_2.src", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@530-2.el8_2?arch=src" } } } ], "category": "architecture", "name": "src" }, { "branches": [ { "category": "product_version", "name": "less-0:530-2.el8_2.x86_64", "product": { "name": "less-0:530-2.el8_2.x86_64", "product_id": "less-0:530-2.el8_2.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@530-2.el8_2?arch=x86_64" } } }, { "category": "product_version", "name": "less-debugsource-0:530-2.el8_2.x86_64", "product": { "name": "less-debugsource-0:530-2.el8_2.x86_64", "product_id": "less-debugsource-0:530-2.el8_2.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@530-2.el8_2?arch=x86_64" } } }, { "category": "product_version", "name": "less-debuginfo-0:530-2.el8_2.x86_64", "product": { "name": "less-debuginfo-0:530-2.el8_2.x86_64", "product_id": "less-debuginfo-0:530-2.el8_2.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debuginfo@530-2.el8_2?arch=x86_64" } } } ], "category": "architecture", "name": "x86_64" } ], "category": "vendor", "name": "Red Hat" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "less-0:530-2.el8_2.src as a component of Red Hat Enterprise Linux BaseOS AUS (v. 8.2)", "product_id": "BaseOS-8.2.0.Z.AUS:less-0:530-2.el8_2.src" }, "product_reference": "less-0:530-2.el8_2.src", "relates_to_product_reference": "BaseOS-8.2.0.Z.AUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-0:530-2.el8_2.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v. 8.2)", "product_id": "BaseOS-8.2.0.Z.AUS:less-0:530-2.el8_2.x86_64" }, "product_reference": "less-0:530-2.el8_2.x86_64", "relates_to_product_reference": "BaseOS-8.2.0.Z.AUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:530-2.el8_2.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v. 8.2)", "product_id": "BaseOS-8.2.0.Z.AUS:less-debuginfo-0:530-2.el8_2.x86_64" }, "product_reference": "less-debuginfo-0:530-2.el8_2.x86_64", "relates_to_product_reference": "BaseOS-8.2.0.Z.AUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:530-2.el8_2.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v. 8.2)", "product_id": "BaseOS-8.2.0.Z.AUS:less-debugsource-0:530-2.el8_2.x86_64" }, "product_reference": "less-debugsource-0:530-2.el8_2.x86_64", "relates_to_product_reference": "BaseOS-8.2.0.Z.AUS" } ] }, "vulnerabilities": [ { "cve": "CVE-2024-32487", "cwe": { "id": "CWE-78", "name": "Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)" }, "discovery_date": "2024-04-14T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2274980" } ], "notes": [ { "category": "description", "text": "An OS command injection flaw was found in Less. Since quoting is mishandled in filename.c, opening files with attacker-controlled file names can lead to OS command execution. Exploitation requires the LESSOPEN environment variable, which is set by default in many common cases.", "title": "Vulnerability description" }, { "category": "summary", "text": "less: OS command injection", "title": "Vulnerability summary" }, { "category": "other", "text": "The described vulnerability in less poses an Important security risk due to its potential for arbitrary OS command execution. Exploitation of this vulnerability allows an attacker to inject malicious commands through specially crafted filenames containing newline characters. This could lead to unauthorized access, data exfiltration, or even full system compromise, depending on the privileges of the user executing the less command. Furthermore, the mishandling of the LESSOPEN environment variable exacerbates the issue, as it can be set by default in many installations, providing an additional vector for exploitation.", "title": "Statement" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "BaseOS-8.2.0.Z.AUS:less-0:530-2.el8_2.src", "BaseOS-8.2.0.Z.AUS:less-0:530-2.el8_2.x86_64", "BaseOS-8.2.0.Z.AUS:less-debuginfo-0:530-2.el8_2.x86_64", "BaseOS-8.2.0.Z.AUS:less-debugsource-0:530-2.el8_2.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2024-32487" }, { "category": "external", "summary": "RHBZ#2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2024-32487", "url": "https://www.cve.org/CVERecord?id=CVE-2024-32487" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487", "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/12/5", "url": "https://www.openwall.com/lists/oss-security/2024/04/12/5" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/13/2", "url": "https://www.openwall.com/lists/oss-security/2024/04/13/2" } ], "release_date": "2024-04-13T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2024-07-08T11:12:34+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "BaseOS-8.2.0.Z.AUS:less-0:530-2.el8_2.src", "BaseOS-8.2.0.Z.AUS:less-0:530-2.el8_2.x86_64", "BaseOS-8.2.0.Z.AUS:less-debuginfo-0:530-2.el8_2.x86_64", "BaseOS-8.2.0.Z.AUS:less-debugsource-0:530-2.el8_2.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2024:4366" }, { "category": "workaround", "details": "Mitigation for this issue is either not available or the currently available options don\u0027t meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.", "product_ids": [ "BaseOS-8.2.0.Z.AUS:less-0:530-2.el8_2.src", "BaseOS-8.2.0.Z.AUS:less-0:530-2.el8_2.x86_64", "BaseOS-8.2.0.Z.AUS:less-debuginfo-0:530-2.el8_2.x86_64", "BaseOS-8.2.0.Z.AUS:less-debugsource-0:530-2.el8_2.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1" }, "products": [ "BaseOS-8.2.0.Z.AUS:less-0:530-2.el8_2.src", "BaseOS-8.2.0.Z.AUS:less-0:530-2.el8_2.x86_64", "BaseOS-8.2.0.Z.AUS:less-debuginfo-0:530-2.el8_2.x86_64", "BaseOS-8.2.0.Z.AUS:less-debugsource-0:530-2.el8_2.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "less: OS command injection" } ] }
rhsa-2024_4369
Vulnerability from csaf_redhat
Published
2024-07-08 11:44
Modified
2024-11-06 06:19
Summary
Red Hat Security Advisory: less security update
Notes
Topic
An update for less is now available for Red Hat Enterprise Linux 8.8 Extended Update Support.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
The "less" utility is a text file browser that resembles "more", but allows users to move backwards in the file as well as forwards. Since "less" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.
Security Fix(es):
* less: OS command injection (CVE-2024-32487)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for less is now available for Red Hat Enterprise Linux 8.8 Extended Update Support.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": "The \"less\" utility is a text file browser that resembles \"more\", but allows users to move backwards in the file as well as forwards. Since \"less\" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.\n\nSecurity Fix(es):\n\n* less: OS command injection (CVE-2024-32487)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2024:4369", "url": "https://access.redhat.com/errata/RHSA-2024:4369" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_4369.json" } ], "title": "Red Hat Security Advisory: less security update", "tracking": { "current_release_date": "2024-11-06T06:19:12+00:00", "generator": { "date": "2024-11-06T06:19:12+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.1.1" } }, "id": "RHSA-2024:4369", "initial_release_date": "2024-07-08T11:44:09+00:00", "revision_history": [ { "date": "2024-07-08T11:44:09+00:00", "number": "1", "summary": "Initial version" }, { "date": "2024-07-08T11:44:09+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2024-11-06T06:19:12+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux BaseOS EUS (v.8.8)", "product": { "name": "Red Hat Enterprise Linux BaseOS EUS (v.8.8)", "product_id": "BaseOS-8.8.0.Z.EUS", "product_identification_helper": { "cpe": "cpe:/o:redhat:rhel_eus:8.8::baseos" } } } ], "category": "product_family", "name": "Red Hat Enterprise Linux" }, { "branches": [ { "category": "product_version", "name": "less-0:530-3.el8_8.src", "product": { "name": "less-0:530-3.el8_8.src", "product_id": "less-0:530-3.el8_8.src", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@530-3.el8_8?arch=src" } } } ], "category": "architecture", "name": "src" }, { "branches": [ { "category": "product_version", "name": "less-0:530-3.el8_8.aarch64", "product": { "name": "less-0:530-3.el8_8.aarch64", "product_id": "less-0:530-3.el8_8.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@530-3.el8_8?arch=aarch64" } } }, { "category": "product_version", "name": "less-debugsource-0:530-3.el8_8.aarch64", "product": { "name": "less-debugsource-0:530-3.el8_8.aarch64", "product_id": "less-debugsource-0:530-3.el8_8.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@530-3.el8_8?arch=aarch64" } } }, { "category": "product_version", "name": "less-debuginfo-0:530-3.el8_8.aarch64", "product": { "name": "less-debuginfo-0:530-3.el8_8.aarch64", "product_id": "less-debuginfo-0:530-3.el8_8.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debuginfo@530-3.el8_8?arch=aarch64" } } } ], "category": "architecture", "name": "aarch64" }, { "branches": [ { "category": "product_version", "name": "less-0:530-3.el8_8.ppc64le", "product": { "name": "less-0:530-3.el8_8.ppc64le", "product_id": "less-0:530-3.el8_8.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@530-3.el8_8?arch=ppc64le" } } }, { "category": "product_version", "name": "less-debugsource-0:530-3.el8_8.ppc64le", "product": { "name": "less-debugsource-0:530-3.el8_8.ppc64le", "product_id": "less-debugsource-0:530-3.el8_8.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@530-3.el8_8?arch=ppc64le" } } }, { "category": "product_version", "name": "less-debuginfo-0:530-3.el8_8.ppc64le", "product": { "name": "less-debuginfo-0:530-3.el8_8.ppc64le", "product_id": "less-debuginfo-0:530-3.el8_8.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debuginfo@530-3.el8_8?arch=ppc64le" } } } ], "category": "architecture", "name": "ppc64le" }, { "branches": [ { "category": "product_version", "name": "less-0:530-3.el8_8.x86_64", "product": { "name": "less-0:530-3.el8_8.x86_64", "product_id": "less-0:530-3.el8_8.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@530-3.el8_8?arch=x86_64" } } }, { "category": "product_version", "name": "less-debugsource-0:530-3.el8_8.x86_64", "product": { "name": "less-debugsource-0:530-3.el8_8.x86_64", "product_id": "less-debugsource-0:530-3.el8_8.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@530-3.el8_8?arch=x86_64" } } }, { "category": "product_version", "name": "less-debuginfo-0:530-3.el8_8.x86_64", "product": { "name": "less-debuginfo-0:530-3.el8_8.x86_64", "product_id": "less-debuginfo-0:530-3.el8_8.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debuginfo@530-3.el8_8?arch=x86_64" } } } ], "category": "architecture", "name": "x86_64" }, { "branches": [ { "category": "product_version", "name": "less-0:530-3.el8_8.s390x", "product": { "name": "less-0:530-3.el8_8.s390x", "product_id": "less-0:530-3.el8_8.s390x", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@530-3.el8_8?arch=s390x" } } }, { "category": "product_version", "name": "less-debugsource-0:530-3.el8_8.s390x", "product": { "name": "less-debugsource-0:530-3.el8_8.s390x", "product_id": "less-debugsource-0:530-3.el8_8.s390x", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@530-3.el8_8?arch=s390x" } } }, { "category": "product_version", "name": "less-debuginfo-0:530-3.el8_8.s390x", "product": { "name": "less-debuginfo-0:530-3.el8_8.s390x", "product_id": "less-debuginfo-0:530-3.el8_8.s390x", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debuginfo@530-3.el8_8?arch=s390x" } } } ], "category": "architecture", "name": "s390x" } ], "category": "vendor", "name": "Red Hat" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "less-0:530-3.el8_8.aarch64 as a component of Red Hat Enterprise Linux BaseOS EUS (v.8.8)", "product_id": "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.aarch64" }, "product_reference": "less-0:530-3.el8_8.aarch64", "relates_to_product_reference": "BaseOS-8.8.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-0:530-3.el8_8.ppc64le as a component of Red Hat Enterprise Linux BaseOS EUS (v.8.8)", "product_id": "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.ppc64le" }, "product_reference": "less-0:530-3.el8_8.ppc64le", "relates_to_product_reference": "BaseOS-8.8.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-0:530-3.el8_8.s390x as a component of Red Hat Enterprise Linux BaseOS EUS (v.8.8)", "product_id": "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.s390x" }, "product_reference": "less-0:530-3.el8_8.s390x", "relates_to_product_reference": "BaseOS-8.8.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-0:530-3.el8_8.src as a component of Red Hat Enterprise Linux BaseOS EUS (v.8.8)", "product_id": "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.src" }, "product_reference": "less-0:530-3.el8_8.src", "relates_to_product_reference": "BaseOS-8.8.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-0:530-3.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS (v.8.8)", "product_id": "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.x86_64" }, "product_reference": "less-0:530-3.el8_8.x86_64", "relates_to_product_reference": "BaseOS-8.8.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:530-3.el8_8.aarch64 as a component of Red Hat Enterprise Linux BaseOS EUS (v.8.8)", "product_id": "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.aarch64" }, "product_reference": "less-debuginfo-0:530-3.el8_8.aarch64", "relates_to_product_reference": "BaseOS-8.8.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:530-3.el8_8.ppc64le as a component of Red Hat Enterprise Linux BaseOS EUS (v.8.8)", "product_id": "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.ppc64le" }, "product_reference": "less-debuginfo-0:530-3.el8_8.ppc64le", "relates_to_product_reference": "BaseOS-8.8.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:530-3.el8_8.s390x as a component of Red Hat Enterprise Linux BaseOS EUS (v.8.8)", "product_id": "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.s390x" }, "product_reference": "less-debuginfo-0:530-3.el8_8.s390x", "relates_to_product_reference": "BaseOS-8.8.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:530-3.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS (v.8.8)", "product_id": "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.x86_64" }, "product_reference": "less-debuginfo-0:530-3.el8_8.x86_64", "relates_to_product_reference": "BaseOS-8.8.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:530-3.el8_8.aarch64 as a component of Red Hat Enterprise Linux BaseOS EUS (v.8.8)", "product_id": "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.aarch64" }, "product_reference": "less-debugsource-0:530-3.el8_8.aarch64", "relates_to_product_reference": "BaseOS-8.8.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:530-3.el8_8.ppc64le as a component of Red Hat Enterprise Linux BaseOS EUS (v.8.8)", "product_id": "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.ppc64le" }, "product_reference": "less-debugsource-0:530-3.el8_8.ppc64le", "relates_to_product_reference": "BaseOS-8.8.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:530-3.el8_8.s390x as a component of Red Hat Enterprise Linux BaseOS EUS (v.8.8)", "product_id": "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.s390x" }, "product_reference": "less-debugsource-0:530-3.el8_8.s390x", "relates_to_product_reference": "BaseOS-8.8.0.Z.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:530-3.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS (v.8.8)", "product_id": "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.x86_64" }, "product_reference": "less-debugsource-0:530-3.el8_8.x86_64", "relates_to_product_reference": "BaseOS-8.8.0.Z.EUS" } ] }, "vulnerabilities": [ { "cve": "CVE-2024-32487", "cwe": { "id": "CWE-78", "name": "Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)" }, "discovery_date": "2024-04-14T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2274980" } ], "notes": [ { "category": "description", "text": "An OS command injection flaw was found in Less. Since quoting is mishandled in filename.c, opening files with attacker-controlled file names can lead to OS command execution. Exploitation requires the LESSOPEN environment variable, which is set by default in many common cases.", "title": "Vulnerability description" }, { "category": "summary", "text": "less: OS command injection", "title": "Vulnerability summary" }, { "category": "other", "text": "The described vulnerability in less poses an Important security risk due to its potential for arbitrary OS command execution. Exploitation of this vulnerability allows an attacker to inject malicious commands through specially crafted filenames containing newline characters. This could lead to unauthorized access, data exfiltration, or even full system compromise, depending on the privileges of the user executing the less command. Furthermore, the mishandling of the LESSOPEN environment variable exacerbates the issue, as it can be set by default in many installations, providing an additional vector for exploitation.", "title": "Statement" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.aarch64", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.ppc64le", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.s390x", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.src", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.x86_64", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.aarch64", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.ppc64le", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.s390x", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.x86_64", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.aarch64", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.ppc64le", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.s390x", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2024-32487" }, { "category": "external", "summary": "RHBZ#2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2024-32487", "url": "https://www.cve.org/CVERecord?id=CVE-2024-32487" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487", "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/12/5", "url": "https://www.openwall.com/lists/oss-security/2024/04/12/5" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/13/2", "url": "https://www.openwall.com/lists/oss-security/2024/04/13/2" } ], "release_date": "2024-04-13T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2024-07-08T11:44:09+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.aarch64", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.ppc64le", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.s390x", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.src", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.x86_64", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.aarch64", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.ppc64le", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.s390x", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.x86_64", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.aarch64", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.ppc64le", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.s390x", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2024:4369" }, { "category": "workaround", "details": "Mitigation for this issue is either not available or the currently available options don\u0027t meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.", "product_ids": [ "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.aarch64", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.ppc64le", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.s390x", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.src", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.x86_64", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.aarch64", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.ppc64le", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.s390x", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.x86_64", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.aarch64", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.ppc64le", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.s390x", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1" }, "products": [ "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.aarch64", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.ppc64le", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.s390x", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.src", "BaseOS-8.8.0.Z.EUS:less-0:530-3.el8_8.x86_64", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.aarch64", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.ppc64le", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.s390x", "BaseOS-8.8.0.Z.EUS:less-debuginfo-0:530-3.el8_8.x86_64", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.aarch64", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.ppc64le", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.s390x", "BaseOS-8.8.0.Z.EUS:less-debugsource-0:530-3.el8_8.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "less: OS command injection" } ] }
rhsa-2024_4418
Vulnerability from csaf_redhat
Published
2024-07-09 10:04
Modified
2024-11-06 06:21
Summary
Red Hat Security Advisory: less security update
Notes
Topic
An update for less is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
The "less" utility is a text file browser that resembles "more", but allows users to move backwards in the file as well as forwards. Since "less" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.
Security Fix(es):
* less: OS command injection (CVE-2024-32487)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for less is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": "The \"less\" utility is a text file browser that resembles \"more\", but allows users to move backwards in the file as well as forwards. Since \"less\" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.\n\nSecurity Fix(es):\n\n* less: OS command injection (CVE-2024-32487)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2024:4418", "url": "https://access.redhat.com/errata/RHSA-2024:4418" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "self", "summary": "Canonical 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Enterprise Linux BaseOS TUS (v.8.6)", "product_id": "BaseOS-8.6.0.Z.TUS:less-debugsource-0:530-3.el8_6.x86_64" }, "product_reference": "less-debugsource-0:530-3.el8_6.x86_64", "relates_to_product_reference": "BaseOS-8.6.0.Z.TUS" } ] }, "vulnerabilities": [ { "cve": "CVE-2024-32487", "cwe": { "id": "CWE-78", "name": "Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)" }, "discovery_date": "2024-04-14T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2274980" } ], "notes": [ { "category": "description", "text": "An OS command injection flaw was found in Less. Since quoting is mishandled in filename.c, opening files with attacker-controlled file names can lead to OS command execution. Exploitation requires the LESSOPEN environment variable, which is set by default in many common cases.", "title": "Vulnerability description" }, { "category": "summary", "text": "less: OS command injection", "title": "Vulnerability summary" }, { "category": "other", "text": "The described vulnerability in less poses an Important security risk due to its potential for arbitrary OS command execution. Exploitation of this vulnerability allows an attacker to inject malicious commands through specially crafted filenames containing newline characters. This could lead to unauthorized access, data exfiltration, or even full system compromise, depending on the privileges of the user executing the less command. Furthermore, the mishandling of the LESSOPEN environment variable exacerbates the issue, as it can be set by default in many installations, providing an additional vector for exploitation.", "title": "Statement" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "BaseOS-8.6.0.Z.AUS:less-0:530-3.el8_6.src", "BaseOS-8.6.0.Z.AUS:less-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.AUS:less-debuginfo-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.AUS:less-debugsource-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.aarch64", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.ppc64le", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.s390x", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.src", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.aarch64", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.ppc64le", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.s390x", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.aarch64", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.ppc64le", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.s390x", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.TUS:less-0:530-3.el8_6.src", "BaseOS-8.6.0.Z.TUS:less-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.TUS:less-debuginfo-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.TUS:less-debugsource-0:530-3.el8_6.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2024-32487" }, { "category": "external", "summary": "RHBZ#2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2024-32487", "url": "https://www.cve.org/CVERecord?id=CVE-2024-32487" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487", "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/12/5", "url": "https://www.openwall.com/lists/oss-security/2024/04/12/5" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/13/2", "url": "https://www.openwall.com/lists/oss-security/2024/04/13/2" } ], "release_date": "2024-04-13T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2024-07-09T10:04:57+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "BaseOS-8.6.0.Z.AUS:less-0:530-3.el8_6.src", "BaseOS-8.6.0.Z.AUS:less-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.AUS:less-debuginfo-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.AUS:less-debugsource-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.aarch64", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.ppc64le", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.s390x", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.src", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.aarch64", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.ppc64le", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.s390x", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.aarch64", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.ppc64le", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.s390x", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.TUS:less-0:530-3.el8_6.src", "BaseOS-8.6.0.Z.TUS:less-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.TUS:less-debuginfo-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.TUS:less-debugsource-0:530-3.el8_6.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2024:4418" }, { "category": "workaround", "details": "Mitigation for this issue is either not available or the currently available options don\u0027t meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.", "product_ids": [ "BaseOS-8.6.0.Z.AUS:less-0:530-3.el8_6.src", "BaseOS-8.6.0.Z.AUS:less-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.AUS:less-debuginfo-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.AUS:less-debugsource-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.aarch64", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.ppc64le", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.s390x", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.src", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.aarch64", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.ppc64le", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.s390x", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.aarch64", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.ppc64le", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.s390x", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.TUS:less-0:530-3.el8_6.src", "BaseOS-8.6.0.Z.TUS:less-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.TUS:less-debuginfo-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.TUS:less-debugsource-0:530-3.el8_6.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1" }, "products": [ "BaseOS-8.6.0.Z.AUS:less-0:530-3.el8_6.src", "BaseOS-8.6.0.Z.AUS:less-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.AUS:less-debuginfo-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.AUS:less-debugsource-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.aarch64", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.ppc64le", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.s390x", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.src", "BaseOS-8.6.0.Z.E4S:less-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.aarch64", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.ppc64le", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.s390x", "BaseOS-8.6.0.Z.E4S:less-debuginfo-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.aarch64", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.ppc64le", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.s390x", "BaseOS-8.6.0.Z.E4S:less-debugsource-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.TUS:less-0:530-3.el8_6.src", "BaseOS-8.6.0.Z.TUS:less-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.TUS:less-debuginfo-0:530-3.el8_6.x86_64", "BaseOS-8.6.0.Z.TUS:less-debugsource-0:530-3.el8_6.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "less: OS command injection" } ] }
rhsa-2024_4528
Vulnerability from csaf_redhat
Published
2024-07-15 01:07
Modified
2024-11-06 06:23
Summary
Red Hat Security Advisory: less security update
Notes
Topic
An update for less is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
The "less" utility is a text file browser that resembles "more", but allows users to move backwards in the file as well as forwards. Since "less" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.
Security Fix(es):
* less: OS command injection (CVE-2024-32487)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for less is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": "The \"less\" utility is a text file browser that resembles \"more\", but allows users to move backwards in the file as well as forwards. Since \"less\" does not read the entire input file at startup, it also starts more quickly than ordinary text editors.\n\nSecurity Fix(es):\n\n* less: OS command injection (CVE-2024-32487)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2024:4528", "url": "https://access.redhat.com/errata/RHSA-2024:4528" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_4528.json" } ], "title": "Red Hat Security Advisory: less security update", "tracking": { "current_release_date": "2024-11-06T06:23:30+00:00", "generator": { "date": "2024-11-06T06:23:30+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.1.1" } }, "id": "RHSA-2024:4528", "initial_release_date": "2024-07-15T01:07:09+00:00", "revision_history": [ { "date": "2024-07-15T01:07:09+00:00", "number": "1", "summary": "Initial version" }, { "date": "2024-07-15T01:07:09+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2024-11-06T06:23:30+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux BaseOS E4S (v.9.0)", "product": { "name": "Red Hat Enterprise Linux BaseOS E4S (v.9.0)", "product_id": "BaseOS-9.0.0.Z.E4S", "product_identification_helper": { "cpe": "cpe:/o:redhat:rhel_e4s:9.0::baseos" } } } ], "category": "product_family", "name": "Red Hat Enterprise Linux" }, { "branches": [ { "category": "product_version", "name": "less-0:590-2.el9_0.src", "product": { "name": "less-0:590-2.el9_0.src", "product_id": "less-0:590-2.el9_0.src", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@590-2.el9_0?arch=src" } } } ], "category": "architecture", "name": "src" }, { "branches": [ { "category": "product_version", "name": "less-0:590-2.el9_0.aarch64", "product": { "name": "less-0:590-2.el9_0.aarch64", "product_id": "less-0:590-2.el9_0.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@590-2.el9_0?arch=aarch64" } } }, { "category": "product_version", "name": "less-debugsource-0:590-2.el9_0.aarch64", "product": { "name": "less-debugsource-0:590-2.el9_0.aarch64", "product_id": "less-debugsource-0:590-2.el9_0.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@590-2.el9_0?arch=aarch64" } } }, { "category": "product_version", "name": "less-debuginfo-0:590-2.el9_0.aarch64", "product": { "name": "less-debuginfo-0:590-2.el9_0.aarch64", "product_id": "less-debuginfo-0:590-2.el9_0.aarch64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debuginfo@590-2.el9_0?arch=aarch64" } } } ], "category": "architecture", "name": "aarch64" }, { "branches": [ { "category": "product_version", "name": "less-0:590-2.el9_0.ppc64le", "product": { "name": "less-0:590-2.el9_0.ppc64le", "product_id": "less-0:590-2.el9_0.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@590-2.el9_0?arch=ppc64le" } } }, { "category": "product_version", "name": "less-debugsource-0:590-2.el9_0.ppc64le", "product": { "name": "less-debugsource-0:590-2.el9_0.ppc64le", "product_id": "less-debugsource-0:590-2.el9_0.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@590-2.el9_0?arch=ppc64le" } } }, { "category": "product_version", "name": "less-debuginfo-0:590-2.el9_0.ppc64le", "product": { "name": "less-debuginfo-0:590-2.el9_0.ppc64le", "product_id": "less-debuginfo-0:590-2.el9_0.ppc64le", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debuginfo@590-2.el9_0?arch=ppc64le" } } } ], "category": "architecture", "name": "ppc64le" }, { "branches": [ { "category": "product_version", "name": "less-0:590-2.el9_0.x86_64", "product": { "name": "less-0:590-2.el9_0.x86_64", "product_id": "less-0:590-2.el9_0.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@590-2.el9_0?arch=x86_64" } } }, { "category": "product_version", "name": "less-debugsource-0:590-2.el9_0.x86_64", "product": { "name": "less-debugsource-0:590-2.el9_0.x86_64", "product_id": "less-debugsource-0:590-2.el9_0.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@590-2.el9_0?arch=x86_64" } } }, { "category": "product_version", "name": "less-debuginfo-0:590-2.el9_0.x86_64", "product": { "name": "less-debuginfo-0:590-2.el9_0.x86_64", "product_id": "less-debuginfo-0:590-2.el9_0.x86_64", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debuginfo@590-2.el9_0?arch=x86_64" } } } ], "category": "architecture", "name": "x86_64" }, { "branches": [ { "category": "product_version", "name": "less-0:590-2.el9_0.s390x", "product": { "name": "less-0:590-2.el9_0.s390x", "product_id": "less-0:590-2.el9_0.s390x", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@590-2.el9_0?arch=s390x" } } }, { "category": "product_version", "name": "less-debugsource-0:590-2.el9_0.s390x", "product": { "name": "less-debugsource-0:590-2.el9_0.s390x", "product_id": "less-debugsource-0:590-2.el9_0.s390x", "product_identification_helper": { "purl": "pkg:rpm/redhat/less-debugsource@590-2.el9_0?arch=s390x" } } }, { "category": "product_version", "name": 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"relates_to_product_reference": "BaseOS-9.0.0.Z.E4S" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:590-2.el9_0.aarch64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)", "product_id": "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.aarch64" }, "product_reference": "less-debuginfo-0:590-2.el9_0.aarch64", "relates_to_product_reference": "BaseOS-9.0.0.Z.E4S" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:590-2.el9_0.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)", "product_id": "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.ppc64le" }, "product_reference": "less-debuginfo-0:590-2.el9_0.ppc64le", "relates_to_product_reference": "BaseOS-9.0.0.Z.E4S" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:590-2.el9_0.s390x as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)", "product_id": "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.s390x" }, "product_reference": "less-debuginfo-0:590-2.el9_0.s390x", "relates_to_product_reference": "BaseOS-9.0.0.Z.E4S" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:590-2.el9_0.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)", "product_id": "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.x86_64" }, "product_reference": "less-debuginfo-0:590-2.el9_0.x86_64", "relates_to_product_reference": "BaseOS-9.0.0.Z.E4S" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:590-2.el9_0.aarch64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)", "product_id": "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.aarch64" }, "product_reference": "less-debugsource-0:590-2.el9_0.aarch64", "relates_to_product_reference": "BaseOS-9.0.0.Z.E4S" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:590-2.el9_0.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)", "product_id": "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.ppc64le" }, "product_reference": "less-debugsource-0:590-2.el9_0.ppc64le", "relates_to_product_reference": "BaseOS-9.0.0.Z.E4S" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:590-2.el9_0.s390x as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)", "product_id": "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.s390x" }, "product_reference": "less-debugsource-0:590-2.el9_0.s390x", "relates_to_product_reference": "BaseOS-9.0.0.Z.E4S" }, { "category": "default_component_of", "full_product_name": { "name": "less-debugsource-0:590-2.el9_0.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)", "product_id": "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.x86_64" }, "product_reference": "less-debugsource-0:590-2.el9_0.x86_64", "relates_to_product_reference": "BaseOS-9.0.0.Z.E4S" } ] }, "vulnerabilities": [ { "cve": "CVE-2024-32487", "cwe": { "id": "CWE-78", "name": "Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)" }, "discovery_date": "2024-04-14T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2274980" } ], "notes": [ { "category": "description", "text": "An OS command injection flaw was found in Less. Since quoting is mishandled in filename.c, opening files with attacker-controlled file names can lead to OS command execution. Exploitation requires the LESSOPEN environment variable, which is set by default in many common cases.", "title": "Vulnerability description" }, { "category": "summary", "text": "less: OS command injection", "title": "Vulnerability summary" }, { "category": "other", "text": "The described vulnerability in less poses an Important security risk due to its potential for arbitrary OS command execution. Exploitation of this vulnerability allows an attacker to inject malicious commands through specially crafted filenames containing newline characters. This could lead to unauthorized access, data exfiltration, or even full system compromise, depending on the privileges of the user executing the less command. Furthermore, the mishandling of the LESSOPEN environment variable exacerbates the issue, as it can be set by default in many installations, providing an additional vector for exploitation.", "title": "Statement" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.aarch64", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.ppc64le", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.s390x", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.src", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.x86_64", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.aarch64", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.ppc64le", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.s390x", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.x86_64", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.aarch64", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.ppc64le", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.s390x", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2024-32487" }, { "category": "external", "summary": "RHBZ#2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2024-32487", "url": "https://www.cve.org/CVERecord?id=CVE-2024-32487" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487", "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/12/5", "url": "https://www.openwall.com/lists/oss-security/2024/04/12/5" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/13/2", "url": "https://www.openwall.com/lists/oss-security/2024/04/13/2" } ], "release_date": "2024-04-13T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2024-07-15T01:07:09+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.aarch64", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.ppc64le", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.s390x", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.src", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.x86_64", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.aarch64", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.ppc64le", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.s390x", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.x86_64", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.aarch64", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.ppc64le", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.s390x", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2024:4528" }, { "category": "workaround", "details": "Mitigation for this issue is either not available or the currently available options don\u0027t meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.", "product_ids": [ "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.aarch64", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.ppc64le", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.s390x", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.src", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.x86_64", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.aarch64", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.ppc64le", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.s390x", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.x86_64", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.aarch64", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.ppc64le", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.s390x", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1" }, "products": [ "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.aarch64", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.ppc64le", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.s390x", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.src", "BaseOS-9.0.0.Z.E4S:less-0:590-2.el9_0.x86_64", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.aarch64", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.ppc64le", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.s390x", "BaseOS-9.0.0.Z.E4S:less-debuginfo-0:590-2.el9_0.x86_64", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.aarch64", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.ppc64le", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.s390x", "BaseOS-9.0.0.Z.E4S:less-debugsource-0:590-2.el9_0.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "less: OS command injection" } ] }
rhsa-2024_3669
Vulnerability from csaf_redhat
Published
2024-06-06 09:37
Modified
2024-11-06 06:05
Summary
Red Hat Security Advisory: less security update
Notes
Topic
An update for less is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.
Details
The "less" utility is a text file browser that resembles "more", but allows
users to move backwards in the file as well as forwards. Since "less" does not
read the entire input file at startup, it also starts more quickly than ordinary
text editors.
Security Fix(es):
* less: OS command injection (CVE-2024-32487)
For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE page(s)
listed in the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for less is now available for Red Hat Enterprise Linux 7.\n\nRed Hat Product Security has rated this update as having a security impact\nof Important. A Common Vulnerability Scoring System (CVSS) base score, which\ngives a detailed severity rating, is available for each vulnerability from\nthe CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": "The \"less\" utility is a text file browser that resembles \"more\", but allows\nusers to move backwards in the file as well as forwards. Since \"less\" does not\nread the entire input file at startup, it also starts more quickly than ordinary\ntext editors.\n\nSecurity Fix(es):\n\n* less: OS command injection (CVE-2024-32487)\n\nFor more details about the security issue(s), including the impact, a CVSS\nscore, acknowledgments, and other related information, refer to the CVE page(s)\nlisted in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2024:3669", "url": "https://access.redhat.com/errata/RHSA-2024:3669" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2024/rhsa-2024_3669.json" } ], "title": "Red Hat Security Advisory: less security update", "tracking": { "current_release_date": "2024-11-06T06:05:15+00:00", "generator": { "date": "2024-11-06T06:05:15+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.1.1" } }, "id": "RHSA-2024:3669", "initial_release_date": "2024-06-06T09:37:49+00:00", "revision_history": [ { "date": "2024-06-06T09:37:49+00:00", "number": "1", "summary": "Initial version" }, { "date": "2024-06-06T09:37:49+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2024-11-06T06:05:15+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux Client (v. 7)", "product": { "name": "Red Hat Enterprise Linux Client (v. 7)", "product_id": "7Client-7.9.Z", "product_identification_helper": { "cpe": "cpe:/o:redhat:enterprise_linux:7::client" } } }, { "category": "product_name", "name": "Red Hat Enterprise Linux Server (v. 7)", "product": { "name": "Red Hat Enterprise Linux Server (v. 7)", "product_id": "7Server-7.9.Z", "product_identification_helper": { "cpe": "cpe:/o:redhat:enterprise_linux:7::server" } } }, { "category": "product_name", "name": "Red Hat Enterprise Linux Workstation (v. 7)", "product": { "name": "Red Hat Enterprise Linux Workstation (v. 7)", "product_id": "7Workstation-7.9.Z", "product_identification_helper": { "cpe": "cpe:/o:redhat:enterprise_linux:7::workstation" } } } ], "category": "product_family", "name": "Red Hat Enterprise Linux" }, { "branches": [ { "category": "product_version", "name": "less-0:458-10.el7_9.src", "product": { "name": "less-0:458-10.el7_9.src", "product_id": "less-0:458-10.el7_9.src", "product_identification_helper": { "purl": "pkg:rpm/redhat/less@458-10.el7_9?arch=src" } } } ], "category": 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"relates_to_product_reference": "7Workstation-7.9.Z" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:458-10.el7_9.s390x as a component of Red Hat Enterprise Linux Workstation (v. 7)", "product_id": "7Workstation-7.9.Z:less-debuginfo-0:458-10.el7_9.s390x" }, "product_reference": "less-debuginfo-0:458-10.el7_9.s390x", "relates_to_product_reference": "7Workstation-7.9.Z" }, { "category": "default_component_of", "full_product_name": { "name": "less-debuginfo-0:458-10.el7_9.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)", "product_id": "7Workstation-7.9.Z:less-debuginfo-0:458-10.el7_9.x86_64" }, "product_reference": "less-debuginfo-0:458-10.el7_9.x86_64", "relates_to_product_reference": "7Workstation-7.9.Z" } ] }, "vulnerabilities": [ { "cve": "CVE-2024-32487", "cwe": { "id": "CWE-78", "name": "Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)" }, "discovery_date": "2024-04-14T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2274980" } ], "notes": [ { "category": "description", "text": "An OS command injection flaw was found in Less. Since quoting is mishandled in filename.c, opening files with attacker-controlled file names can lead to OS command execution. Exploitation requires the LESSOPEN environment variable, which is set by default in many common cases.", "title": "Vulnerability description" }, { "category": "summary", "text": "less: OS command injection", "title": "Vulnerability summary" }, { "category": "other", "text": "The described vulnerability in less poses an Important security risk due to its potential for arbitrary OS command execution. Exploitation of this vulnerability allows an attacker to inject malicious commands through specially crafted filenames containing newline characters. This could lead to unauthorized access, data exfiltration, or even full system compromise, depending on the privileges of the user executing the less command. Furthermore, the mishandling of the LESSOPEN environment variable exacerbates the issue, as it can be set by default in many installations, providing an additional vector for exploitation.", "title": "Statement" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "7Client-7.9.Z:less-0:458-10.el7_9.ppc64", "7Client-7.9.Z:less-0:458-10.el7_9.ppc64le", "7Client-7.9.Z:less-0:458-10.el7_9.s390x", "7Client-7.9.Z:less-0:458-10.el7_9.src", "7Client-7.9.Z:less-0:458-10.el7_9.x86_64", "7Client-7.9.Z:less-debuginfo-0:458-10.el7_9.ppc64", "7Client-7.9.Z:less-debuginfo-0:458-10.el7_9.ppc64le", "7Client-7.9.Z:less-debuginfo-0:458-10.el7_9.s390x", "7Client-7.9.Z:less-debuginfo-0:458-10.el7_9.x86_64", "7Server-7.9.Z:less-0:458-10.el7_9.ppc64", 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{ "category": "external", "summary": "RHBZ#2274980", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2024-32487", "url": "https://www.cve.org/CVERecord?id=CVE-2024-32487" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487", "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/12/5", "url": "https://www.openwall.com/lists/oss-security/2024/04/12/5" }, { "category": "external", "summary": "https://www.openwall.com/lists/oss-security/2024/04/13/2", "url": "https://www.openwall.com/lists/oss-security/2024/04/13/2" } ], "release_date": "2024-04-13T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2024-06-06T09:37:49+00:00", "details": "For details on how to apply this update, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ 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"7Workstation-7.9.Z:less-debuginfo-0:458-10.el7_9.ppc64le", "7Workstation-7.9.Z:less-debuginfo-0:458-10.el7_9.s390x", "7Workstation-7.9.Z:less-debuginfo-0:458-10.el7_9.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1" }, "products": [ "7Client-7.9.Z:less-0:458-10.el7_9.ppc64", "7Client-7.9.Z:less-0:458-10.el7_9.ppc64le", "7Client-7.9.Z:less-0:458-10.el7_9.s390x", "7Client-7.9.Z:less-0:458-10.el7_9.src", "7Client-7.9.Z:less-0:458-10.el7_9.x86_64", "7Client-7.9.Z:less-debuginfo-0:458-10.el7_9.ppc64", "7Client-7.9.Z:less-debuginfo-0:458-10.el7_9.ppc64le", "7Client-7.9.Z:less-debuginfo-0:458-10.el7_9.s390x", "7Client-7.9.Z:less-debuginfo-0:458-10.el7_9.x86_64", "7Server-7.9.Z:less-0:458-10.el7_9.ppc64", "7Server-7.9.Z:less-0:458-10.el7_9.ppc64le", "7Server-7.9.Z:less-0:458-10.el7_9.s390x", "7Server-7.9.Z:less-0:458-10.el7_9.src", "7Server-7.9.Z:less-0:458-10.el7_9.x86_64", "7Server-7.9.Z:less-debuginfo-0:458-10.el7_9.ppc64", "7Server-7.9.Z:less-debuginfo-0:458-10.el7_9.ppc64le", "7Server-7.9.Z:less-debuginfo-0:458-10.el7_9.s390x", "7Server-7.9.Z:less-debuginfo-0:458-10.el7_9.x86_64", "7Workstation-7.9.Z:less-0:458-10.el7_9.ppc64", "7Workstation-7.9.Z:less-0:458-10.el7_9.ppc64le", "7Workstation-7.9.Z:less-0:458-10.el7_9.s390x", "7Workstation-7.9.Z:less-0:458-10.el7_9.src", "7Workstation-7.9.Z:less-0:458-10.el7_9.x86_64", "7Workstation-7.9.Z:less-debuginfo-0:458-10.el7_9.ppc64", "7Workstation-7.9.Z:less-debuginfo-0:458-10.el7_9.ppc64le", "7Workstation-7.9.Z:less-debuginfo-0:458-10.el7_9.s390x", "7Workstation-7.9.Z:less-debuginfo-0:458-10.el7_9.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "less: OS command injection" } ] }
gsd-2024-32487
Vulnerability from gsd
Modified
2024-04-14 05:01
Details
less through 653 allows OS command execution via a newline character in the name of a file, because quoting is mishandled in filename.c. Exploitation typically requires use with attacker-controlled file names, such as the files extracted from an untrusted archive. Exploitation also requires the LESSOPEN environment variable, but this is set by default in many common cases.
Aliases
{ "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2024-32487" ], "details": "less through 653 allows OS command execution via a newline character in the name of a file, because quoting is mishandled in filename.c. Exploitation typically requires use with attacker-controlled file names, such as the files extracted from an untrusted archive. Exploitation also requires the LESSOPEN environment variable, but this is set by default in many common cases.", "id": "GSD-2024-32487", "modified": "2024-04-14T05:01:53.601837Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2024-32487", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "less through 653 allows OS command execution via a newline character in the name of a file, because quoting is mishandled in filename.c. Exploitation typically requires use with attacker-controlled file names, such as the files extracted from an untrusted archive. Exploitation also requires the LESSOPEN environment variable, but this is set by default in many common cases." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://www.openwall.com/lists/oss-security/2024/04/13/2", "refsource": "MISC", "url": "https://www.openwall.com/lists/oss-security/2024/04/13/2" }, { "name": "https://www.openwall.com/lists/oss-security/2024/04/12/5", "refsource": "MISC", "url": "https://www.openwall.com/lists/oss-security/2024/04/12/5" }, { "name": "https://github.com/gwsw/less/commit/007521ac3c95bc76e3d59c6dbfe75d06c8075c33", "refsource": "MISC", "url": "https://github.com/gwsw/less/commit/007521ac3c95bc76e3d59c6dbfe75d06c8075c33" } ] } }, "nvd.nist.gov": { "cve": { "descriptions": [ { "lang": "en", "value": "less through 653 allows OS command execution via a newline character in the name of a file, because quoting is mishandled in filename.c. Exploitation typically requires use with attacker-controlled file names, such as the files extracted from an untrusted archive. Exploitation also requires the LESSOPEN environment variable, but this is set by default in many common cases." }, { "lang": "es", "value": "less hasta 653 permite la ejecuci\u00f3n de comandos del sistema operativo mediante un car\u00e1cter de nueva l\u00ednea en el nombre de un archivo, porque las comillas se manejan mal en filename.c. La explotaci\u00f3n normalmente requiere el uso de nombres de archivos controlados por el atacante, como los archivos extra\u00eddos de un archivo que no es de confianza. La explotaci\u00f3n tambi\u00e9n requiere la variable de entorno LESSOPEN, pero est\u00e1 configurada de forma predeterminada en muchos casos comunes." } ], "id": "CVE-2024-32487", "lastModified": "2024-04-15T13:15:31.997", "metrics": {}, "published": "2024-04-13T15:15:52.683", "references": [ { "source": "cve@mitre.org", "url": "https://github.com/gwsw/less/commit/007521ac3c95bc76e3d59c6dbfe75d06c8075c33" }, { "source": "cve@mitre.org", "url": "https://www.openwall.com/lists/oss-security/2024/04/12/5" }, { "source": "cve@mitre.org", "url": "https://www.openwall.com/lists/oss-security/2024/04/13/2" } ], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Awaiting Analysis" } } } }
wid-sec-w-2024-0880
Vulnerability from csaf_certbund
Published
2024-04-14 22:00
Modified
2024-06-06 22:00
Summary
less: Schwachstelle ermöglicht Codeausführung
Notes
Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung
"less" ist ein Kommandozeilen-Textbetrachter für Linux, mit dem der Benutzer den Inhalt einer Datei anzeigen und durch Vor- und Zurückblättern in der Datei navigieren kann.
Angriff
Ein lokaler Angreifer kann eine Schwachstelle in less ausnutzen, um beliebigen Programmcode auszuführen.
Betroffene Betriebssysteme
- Linux
{ "document": { "aggregate_severity": { "text": "hoch" }, "category": "csaf_base", "csaf_version": "2.0", "distribution": { "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "de-DE", "notes": [ { "category": "legal_disclaimer", "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen." }, { "category": "description", "text": "\"less\" ist ein Kommandozeilen-Textbetrachter f\u00fcr Linux, mit dem der Benutzer den Inhalt einer Datei anzeigen und durch Vor- und Zur\u00fcckbl\u00e4ttern in der Datei navigieren kann.", "title": "Produktbeschreibung" }, { "category": "summary", "text": "Ein lokaler Angreifer kann eine Schwachstelle in less ausnutzen, um beliebigen Programmcode auszuf\u00fchren.", "title": "Angriff" }, { "category": "general", "text": "- Linux", "title": "Betroffene Betriebssysteme" } ], "publisher": { "category": "other", "contact_details": "csaf-provider@cert-bund.de", "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik", "namespace": "https://www.bsi.bund.de" }, "references": [ { "category": "self", "summary": "WID-SEC-W-2024-0880 - CSAF Version", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2024/wid-sec-w-2024-0880.json" }, { "category": "self", "summary": "WID-SEC-2024-0880 - Portal Version", "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2024-0880" }, { "category": "external", "summary": "Red Hat Bugzilla vom 2024-04-14", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2274980" }, { "category": "external", "summary": "GitHub Advisory Database vom 2024-04-14", "url": "https://github.com/advisories/GHSA-f53j-pgm5-c4r3" }, { "category": "external", "summary": "Ubuntu Security Notice USN-6756-1 vom 2024-04-29", "url": "https://ubuntu.com/security/notices/USN-6756-1" }, { "category": "external", "summary": "Debian Security Advisory DSA-5679 vom 2024-05-03", "url": "https://lists.debian.org/debian-security-announce/2024/msg00088.html" }, { "category": "external", "summary": "SUSE Security Update SUSE-SU-2024:1534-1 vom 2024-05-06", "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-May/018470.html" }, { "category": "external", "summary": "SUSE Security Update SUSE-SU-2024:1550-1 vom 2024-05-07", "url": "https://lists.suse.com/pipermail/sle-security-updates/2024-May/018476.html" }, { "category": "external", "summary": "SUSE Security Update SUSE-SU-2024:1598-1 vom 2024-05-11", "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/5XZNIRGIAQJW43GQW2RWPHLLFT5O37OU/" }, { "category": "external", "summary": "Debian Security Advisory DLA-3823 vom 2024-05-27", "url": "https://lists.debian.org/debian-lts-announce/2024/05/msg00018.html" }, { "category": "external", "summary": "Oracle Linux Security Advisory ELSA-2024-3513 vom 2024-05-30", "url": "https://linux.oracle.com/errata/ELSA-2024-3513.html" }, { "category": "external", "summary": "Red Hat Security Advisory RHSA-2024:3513 vom 2024-05-30", "url": "https://access.redhat.com/errata/RHSA-2024:3513" }, { "category": "external", "summary": "Amazon Linux Security Advisory ALAS-2024-2547 vom 2024-05-30", "url": "https://alas.aws.amazon.com/AL2/ALAS-2024-2547.html" }, { "category": "external", "summary": "Red Hat Security Advisory RHSA-2024:3669 vom 2024-06-06", "url": "https://access.redhat.com/errata/RHSA-2024:3669" }, { "category": "external", "summary": "Oracle Linux Security Advisory ELSA-2024-3669 vom 2024-06-06", "url": "https://linux.oracle.com/errata/ELSA-2024-3669.html" } ], "source_lang": "en-US", "title": "less: Schwachstelle erm\u00f6glicht Codeausf\u00fchrung", "tracking": { "current_release_date": "2024-06-06T22:00:00.000+00:00", "generator": { "date": "2024-06-07T08:08:19.129+00:00", "engine": { "name": "BSI-WID", "version": "1.3.0" } }, "id": "WID-SEC-W-2024-0880", "initial_release_date": "2024-04-14T22:00:00.000+00:00", "revision_history": [ { "date": "2024-04-14T22:00:00.000+00:00", "number": "1", "summary": "Initiale Fassung" }, { "date": "2024-04-29T22:00:00.000+00:00", "number": "2", "summary": "Neue Updates von Ubuntu aufgenommen" }, { "date": "2024-05-05T22:00:00.000+00:00", "number": "3", "summary": "Neue Updates von Debian aufgenommen" }, { "date": "2024-05-06T22:00:00.000+00:00", "number": "4", "summary": "Neue Updates von SUSE aufgenommen" }, { "date": "2024-05-07T22:00:00.000+00:00", "number": "5", "summary": "Neue Updates von SUSE aufgenommen" }, { "date": "2024-05-12T22:00:00.000+00:00", "number": "6", "summary": "Neue Updates von SUSE aufgenommen" }, { "date": "2024-05-27T22:00:00.000+00:00", "number": "7", "summary": "Neue Updates von Debian aufgenommen" }, { "date": "2024-05-30T22:00:00.000+00:00", "number": "8", "summary": "Neue Updates von Oracle Linux und Red Hat aufgenommen" }, { "date": "2024-06-05T22:00:00.000+00:00", "number": "9", "summary": "Neue Updates von Red Hat aufgenommen" }, { "date": "2024-06-06T22:00:00.000+00:00", "number": "10", "summary": "Neue Updates von Oracle Linux aufgenommen" } ], "status": "final", "version": "10" } }, "product_tree": { "branches": [ { "branches": [ { "category": "product_name", "name": "Amazon Linux 2", "product": { "name": "Amazon Linux 2", "product_id": "398363", "product_identification_helper": { "cpe": "cpe:/o:amazon:linux_2:-" } } } ], "category": "vendor", "name": "Amazon" }, { "branches": [ { "category": "product_name", "name": "Debian Linux", "product": { "name": "Debian Linux", "product_id": "2951", "product_identification_helper": { "cpe": "cpe:/o:debian:debian_linux:-" } } } ], "category": "vendor", "name": "Debian" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "\u003c=653", "product": { "name": "Open Source less \u003c=653", "product_id": "T034112", "product_identification_helper": { "cpe": "cpe:/a:gnu:less:653" } } } ], "category": "product_name", "name": "less" } ], "category": "vendor", "name": "Open Source" }, { "branches": [ { "category": "product_name", "name": "Oracle Linux", "product": { "name": "Oracle Linux", "product_id": "T004914", "product_identification_helper": { "cpe": "cpe:/o:oracle:linux:-" } } } ], "category": "vendor", "name": "Oracle" }, { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux", "product": { "name": "Red Hat Enterprise Linux", "product_id": "67646", "product_identification_helper": { "cpe": "cpe:/o:redhat:enterprise_linux:-" } } } ], "category": "vendor", "name": "Red Hat" }, { "branches": [ { "category": "product_name", "name": "SUSE Linux", "product": { "name": "SUSE Linux", "product_id": "T002207", "product_identification_helper": { "cpe": "cpe:/o:suse:suse_linux:-" } } } ], "category": "vendor", "name": "SUSE" }, { "branches": [ { "category": "product_name", "name": "Ubuntu Linux", "product": { "name": "Ubuntu Linux", "product_id": "T000126", "product_identification_helper": { "cpe": "cpe:/o:canonical:ubuntu_linux:-" } } } ], "category": "vendor", "name": "Ubuntu" } ] }, "vulnerabilities": [ { "cve": "CVE-2024-32487", "notes": [ { "category": "description", "text": "Es besteht eine Schwachstelle in less. Der Fehler besteht darin, dass less Zeilenumbr\u00fcche in Pfadnamen nicht korrekt entschl\u00fcsselt, wenn es die Befehlszeile des Eingabepr\u00e4prozessors konstruiert, was zu einem OS Command Injection Problem f\u00fchrt. Ein lokaler Angreifer kann diese Schwachstelle zur Ausf\u00fchrung von beliebigem Code ausnutzen." } ], "product_status": { "known_affected": [ "2951", "T002207", "67646", "T000126", "398363", "T004914" ], "last_affected": [ "T034112" ] }, "release_date": "2024-04-14T22:00:00Z", "title": "CVE-2024-32487" } ] }
ghsa-f53j-pgm5-c4r3
Vulnerability from github
Published
2024-04-13 15:34
Modified
2024-07-08 15:31
Severity ?
Details
less through 653 allows OS command execution via a newline character in the name of a file, because quoting is mishandled in filename.c. Exploitation typically requires use with attacker-controlled file names, such as the files extracted from an untrusted archive. Exploitation also requires the LESSOPEN environment variable, but this is set by default in many common cases.
{ "affected": [], "aliases": [ "CVE-2024-32487" ], "database_specific": { "cwe_ids": [ "CWE-96" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2024-04-13T15:15:52Z", "severity": "HIGH" }, "details": "less through 653 allows OS command execution via a newline character in the name of a file, because quoting is mishandled in filename.c. Exploitation typically requires use with attacker-controlled file names, such as the files extracted from an untrusted archive. Exploitation also requires the LESSOPEN environment variable, but this is set by default in many common cases.", "id": "GHSA-f53j-pgm5-c4r3", "modified": "2024-07-08T15:31:54Z", "published": "2024-04-13T15:34:58Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-32487" }, { "type": "WEB", "url": "https://github.com/gwsw/less/commit/007521ac3c95bc76e3d59c6dbfe75d06c8075c33" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2024/05/msg00018.html" }, { "type": "WEB", "url": "https://security.netapp.com/advisory/ntap-20240605-0009" }, { "type": "WEB", "url": "https://www.openwall.com/lists/oss-security/2024/04/12/5" }, { "type": "WEB", "url": "https://www.openwall.com/lists/oss-security/2024/04/13/2" }, { "type": "WEB", "url": "http://www.openwall.com/lists/oss-security/2024/04/15/1" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H", "type": "CVSS_V3" } ] }
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Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.