gsd-2021-21639
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not validate the type of object created after loading the data submitted to the `config.xml` REST API endpoint of a node, allowing attackers with Computer/Configure permission to replace a node with one of a different type.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2021-21639", "description": "Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not validate the type of object created after loading the data submitted to the `config.xml` REST API endpoint of a node, allowing attackers with Computer/Configure permission to replace a node with one of a different type.", "id": "GSD-2021-21639", "references": [ "https://access.redhat.com/errata/RHSA-2021:2437", "https://access.redhat.com/errata/RHSA-2021:1551", "https://security.archlinux.org/CVE-2021-21639" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2021-21639" ], "details": "Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not validate the type of object created after loading the data submitted to the `config.xml` REST API endpoint of a node, allowing attackers with Computer/Configure permission to replace a node with one of a different type.", "id": "GSD-2021-21639", "modified": "2023-12-13T01:23:11.258645Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "jenkinsci-cert@googlegroups.com", "ID": "CVE-2021-21639", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Jenkins", "version": { "version_data": [ { "version_affected": "\u003c=", "version_name": "unspecified", "version_value": "2.286" } ] } } ] }, "vendor_name": "Jenkins project" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not validate the type of object created after loading the data submitted to the `config.xml` REST API endpoint of a node, allowing attackers with Computer/Configure permission to replace a node with one of a different type." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1721", "refsource": "MISC", "url": "https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1721" }, { "name": "http://www.openwall.com/lists/oss-security/2021/04/07/2", "refsource": "MISC", "url": "http://www.openwall.com/lists/oss-security/2021/04/07/2" } ] } }, "gitlab.com": { "advisories": [ { "affected_range": "[2.277.1,2.286]", "affected_versions": "All versions after 2.277.1 up to 2.286", "cvss_v2": "AV:N/AC:L/Au:S/C:N/I:P/A:N", "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "cwe_ids": [ "CWE-1035", "CWE-20", "CWE-937" ], "date": "2021-04-13", "description": "Jenkins does not validate the type of object created after loading the data submitted to the `config.xml` REST API endpoint of a node, allowing attackers with Computer/Configure permission to replace a node with one of a different type.", "fixed_versions": [], "identifier": "CVE-2021-21639", "identifiers": [ "CVE-2021-21639" ], "not_impacted": "", "package_slug": "maven/org.jenkins-ci.main/jenkins-core", "pubdate": "2021-04-07", "solution": "Unfortunately, there is no solution available yet.", "title": "Improper Input Validation", "urls": [ "https://nvd.nist.gov/vuln/detail/CVE-2021-21639", "https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1721" ], "uuid": "e19650dc-1ccb-4527-97d1-d4941b7c9721" } ] }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*", "cpe_name": [], "versionEndIncluding": "2.277.1", "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*", "cpe_name": [], "versionEndIncluding": "2.286", "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "jenkinsci-cert@googlegroups.com", "ID": "CVE-2021-21639" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not validate the type of object created after loading the data submitted to the `config.xml` REST API endpoint of a node, allowing attackers with Computer/Configure permission to replace a node with one of a different type." } ] }, "problemtype": { "problemtype_data": [ { "description": [] } ] }, "references": { "reference_data": [ { "name": "https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1721", "refsource": "CONFIRM", "tags": [ "Vendor Advisory" ], "url": "https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1721" }, { "name": "[oss-security] 20210407 Multiple vulnerabilities in Jenkins and Jenkins plugins", "refsource": "MLIST", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2021/04/07/2" } ] } }, "impact": { "baseMetricV2": { "acInsufInfo": false, "cvssV2": { "accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N", "version": "2.0" }, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "MEDIUM", "userInteractionRequired": false }, "baseMetricV3": { "cvssV3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "version": "3.1" }, "exploitabilityScore": 2.8, "impactScore": 1.4 } }, "lastModifiedDate": "2023-10-25T18:16Z", "publishedDate": "2021-04-07T14:15Z" } } }
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Sightings
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Nomenclature
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- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.