gsd-2023-40549
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
An out-of-bounds read flaw was found in Shim due to the lack of proper boundary verification during the load of a PE binary. This flaw allows an attacker to load a crafted PE binary, triggering the issue and crashing Shim, resulting in a denial of service.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2023-40549", "id": "GSD-2023-40549" }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2023-40549" ], "details": "An out-of-bounds read flaw was found in Shim due to the lack of proper boundary verification during the load of a PE binary. This flaw allows an attacker to load a crafted PE binary, triggering the issue and crashing Shim, resulting in a denial of service.", "id": "GSD-2023-40549", "modified": "2023-12-13T01:20:43.962046Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "secalert@redhat.com", "ID": "CVE-2023-40549", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Red Hat Enterprise Linux 7", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-3.el7", "versionType": "rpm" } ] } }, { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-1.el7", "versionType": "rpm" } ] } } ] } }, { "product_name": "Red Hat Enterprise Linux 8", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-4.el8_9", "versionType": "rpm" } ] } } ] } }, { "product_name": "Red Hat Enterprise Linux 8.2 Advanced Update Support", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-2.el8_2", "versionType": "rpm" } ] } } ] } }, { "product_name": "Red Hat Enterprise Linux 8.2 Telecommunications Update Service", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-2.el8_2", "versionType": "rpm" } ] } } ] } }, { "product_name": "Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-2.el8_2", "versionType": "rpm" } ] } } ] } }, { "product_name": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-2.el8_4", "versionType": "rpm" } ] } } ] } }, { "product_name": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-2.el8_4", "versionType": "rpm" } ] } } ] } }, { "product_name": "Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-2.el8_4", "versionType": "rpm" } ] } } ] } }, { "product_name": "Red Hat Enterprise Linux 8.8 Extended Update Support", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-2.el8", "versionType": "rpm" } ] } }, { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-2.el8", "versionType": "rpm" } ] } } ] } }, { "product_name": "Red Hat Enterprise Linux 9", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-4.el9_3", "versionType": "rpm" } ] } } ] } }, { "product_name": "Red Hat Enterprise Linux 9.0 Extended Update Support", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-3.el9", "versionType": "rpm" } ] } }, { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-2.el9", "versionType": "rpm" } ] } }, { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-2.el9", "versionType": "rpm" } ] } } ] } }, { "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:15.8-3.el9_2", "versionType": "rpm" } ] } } ] } } ] }, "vendor_name": "Red Hat" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "An out-of-bounds read flaw was found in Shim due to the lack of proper boundary verification during the load of a PE binary. This flaw allows an attacker to load a crafted PE binary, triggering the issue and crashing Shim, resulting in a denial of service." } ] }, "impact": { "cvss": [ { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "cweId": "CWE-125", "lang": "eng", "value": "Out-of-bounds Read" } ] } ] }, "references": { "reference_data": [ { "name": "https://access.redhat.com/errata/RHSA-2024:1834", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2024:1834" }, { "name": "https://access.redhat.com/errata/RHSA-2024:1835", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2024:1835" }, { "name": "https://access.redhat.com/errata/RHSA-2024:1873", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2024:1873" }, { "name": "https://access.redhat.com/errata/RHSA-2024:1876", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2024:1876" }, { "name": "https://access.redhat.com/errata/RHSA-2024:1883", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2024:1883" }, { "name": "https://access.redhat.com/errata/RHSA-2024:1902", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2024:1902" }, { "name": "https://access.redhat.com/errata/RHSA-2024:1903", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2024:1903" }, { "name": "https://access.redhat.com/errata/RHSA-2024:1959", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2024:1959" }, { "name": "https://access.redhat.com/security/cve/CVE-2023-40549", "refsource": "MISC", "url": "https://access.redhat.com/security/cve/CVE-2023-40549" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2241797", "refsource": "MISC", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2241797" } ] }, "work_around": [ { "lang": "en", "value": "There\u0027s no available mitigation for this issue." } ] }, "nvd.nist.gov": { "cve": { "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:redhat:shim:*:*:*:*:*:*:*:*", "matchCriteriaId": "01639865-3664-4034-BCFB-F4E09AF37F28", "versionEndExcluding": "15.8", "vulnerable": true } ], "negate": false, "operator": "OR" } ] }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*", "matchCriteriaId": "B8EDB836-4E6A-4B71-B9B2-AA3E03E0F646", "vulnerable": true }, { "criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943", "vulnerable": true }, { "criteria": "cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "7F6FB57C-2BC7-487C-96DD-132683AEB35D", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "descriptions": [ { "lang": "en", "value": "An out-of-bounds read flaw was found in Shim due to the lack of proper boundary verification during the load of a PE binary. This flaw allows an attacker to load a crafted PE binary, triggering the issue and crashing Shim, resulting in a denial of service." }, { "lang": "es", "value": "Se encontr\u00f3 un fallo de lectura fuera de los l\u00edmites en Shim debido a la falta de una verificaci\u00f3n de l\u00edmites adecuada durante la carga de un binario PE. Esta falla permite a un atacante cargar un binario PE manipulado, lo que desencadena el problema y bloquea Shim, lo que resulta en una denegaci\u00f3n de servicio." } ], "id": "CVE-2023-40549", "lastModified": "2024-04-25T14:15:08.710", "metrics": { "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary" }, { "cvssData": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "exploitabilityScore": 2.5, "impactScore": 3.6, "source": "secalert@redhat.com", "type": "Secondary" } ] }, "published": "2024-01-29T17:15:08.580", "references": [ { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1834" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1835" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1873" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1876" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1883" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1902" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1903" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1959" }, { "source": "secalert@redhat.com", "tags": [ "Vendor Advisory" ], "url": "https://access.redhat.com/security/cve/CVE-2023-40549" }, { "source": "secalert@redhat.com", "tags": [ "Issue Tracking", "Vendor Advisory" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2241797" } ], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-125" } ], "source": "nvd@nist.gov", "type": "Primary" }, { "description": [ { "lang": "en", "value": "CWE-125" } ], "source": "secalert@redhat.com", "type": "Secondary" } ] } } } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- 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.