CVE-2021-22868

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This vulnerability affected all versions of GitHub Enterprise Server prior to 3.1.8 and was fixed in 3.1.8, 3.0.16, and 2.22.22. This vulnerability was reported via the GitHub Bug Bounty program. This is the result of an incomplete fix for CVE-2021-22867."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-77", "description": "CWE-77: Command Injection - Generic", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-09-24T17:50:16.000Z", "orgId": "82327ea3-741d-41e4-88f8-2cf9e791e760", "shortName": "GitHub_P"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://docs.github.com/en/enterprise-server%403.0/admin/release-notes#3.0.16"}, {"tags": ["x_refsource_MISC"], "url": "https://docs.github.com/en/enterprise-server%403.1/admin/release-notes#3.1.8"}, {"tags": ["x_refsource_MISC"], "url": "https://docs.github.com/en/enterprise-server%402.22/admin/release-notes#2.22.22"}], "source": {"discovery": "EXTERNAL"}, "title": "Unsafe configuration options in GitHub Pages leading to path traversal on GitHub Enterprise Server", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "product-cna@github.com", "ID": "CVE-2021-22868", "STATE": "PUBLIC", "TITLE": "Unsafe configuration options in GitHub Pages leading to path traversal on GitHub Enterprise Server"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "GitHub Enterprise Server", "version": {"version_data": [{"version_affected": "<", "version_name": "2.22", "version_value": "2.22.22"}, {"version_affected": "<", "version_name": "3.0", "version_value": "3.0.16"}, {"version_affected": "<", "version_name": "3.1", "version_value": "3.1.8"}]}}]}, "vendor_name": "GitHub"}]}}, "credit": [{"lang": "eng", "value": "yvvdwf"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A path traversal vulnerability was identified in GitHub Enterprise Server that could be exploited when building a GitHub Pages site. User-controlled configuration options used by GitHub Pages were not sufficiently restricted and made it possible to read files on the GitHub Enterprise Server instance. To exploit this vulnerability, an attacker would need permission to create and build a GitHub Pages site on the GitHub Enterprise Server instance. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.1.8 and was fixed in 3.1.8, 3.0.16, and 2.22.22. This vulnerability was reported via the GitHub Bug Bounty program. This is the result of an incomplete fix for CVE-2021-22867."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-77: Command Injection - Generic"}]}]}, "references": {"reference_data": [{"name": "https://docs.github.com/en/enterprise-server@3.0/admin/release-notes#3.0.16", "refsource": "MISC", "url": "https://docs.github.com/en/enterprise-server@3.0/admin/release-notes#3.0.16"}, {"name": "https://docs.github.com/en/enterprise-server@3.1/admin/release-notes#3.1.8", "refsource": "MISC", "url": "https://docs.github.com/en/enterprise-server@3.1/admin/release-notes#3.1.8"}, {"name": "https://docs.github.com/en/enterprise-server@2.22/admin/release-notes#2.22.22", "refsource": "MISC", "url": "https://docs.github.com/en/enterprise-server@2.22/admin/release-notes#2.22.22"}]}, "source": {"discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:51:07.475Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://docs.github.com/en/enterprise-server%403.0/admin/release-notes#3.0.16"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://docs.github.com/en/enterprise-server%403.1/admin/release-notes#3.1.8"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://docs.github.com/en/enterprise-server%402.22/admin/release-notes#2.22.22"}]}]}, "cveMetadata": {"assignerOrgId": "82327ea3-741d-41e4-88f8-2cf9e791e760", "assignerShortName": "GitHub_P", "cveId": "CVE-2021-22868", "datePublished": "2021-09-24T17:50:16.000Z", "dateReserved": "2021-01-06T00:00:00.000Z", "dateUpdated": "2024-08-03T18:51:07.475Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "GitHub Enterprise Server", "vendor": "GitHub", "versions": [{"lessThan": "2.22.22", "status": "affected", "version": "2.22", "versionType": "custom"}, {"lessThan": "3.0.16", "status": "affected", "version": "3.0", "versionType": "custom"}, {"lessThan": "3.1.8", "status": "affected", "version": "3.1", "versionType": "custom"}]}], "source": "product-cna@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "8CDDEFEB-DB47-4B0A-AB1A-ADB9BC67D973", "versionEndExcluding": "2.22.22", "vulnerable": true}, {"criteria": "cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "04947602-2CE8-4F71-B8F8-698321B08CAD", "versionEndExcluding": "3.0.16", "versionStartIncluding": "3.0.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "45F01144-515A-4FFA-B7E2-1B6609D44425", "versionEndExcluding": "3.1.8", "versionStartIncluding": "3.1.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A path traversal vulnerability was identified in GitHub Enterprise Server that could be exploited when building a GitHub Pages site. User-controlled configuration options used by GitHub Pages were not sufficiently restricted and made it possible to read files on the GitHub Enterprise Server instance. To exploit this vulnerability, an attacker would need permission to create and build a GitHub Pages site on the GitHub Enterprise Server instance. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.1.8 and was fixed in 3.1.8, 3.0.16, and 2.22.22. This vulnerability was reported via the GitHub Bug Bounty program. This is the result of an incomplete fix for CVE-2021-22867."}, {"lang": "es", "value": "Se Identific\u00f3 una vulnerabilidad de salto de ruta en GitHub Enterprise Server que podr\u00eda explotarse cuando se creaba un sitio de GitHub Pages. Las opciones de configuraci\u00f3n controladas por el usuario usadas por GitHub Pages no estaban suficientemente restringidas y permit\u00edan leer archivos en la instancia de GitHub Enterprise Server. Para explotar esta vulnerabilidad, un atacante necesitar\u00eda permiso para crear y construir un sitio de GitHub Pages en la instancia de GitHub Enterprise Server. Esta vulnerabilidad afectaba a todas las versiones de GitHub Enterprise Server anteriores a 3.1.8 y fue corregida en las versiones 3.1.8, 3.0.16 y 2.22.22. Esta vulnerabilidad fue reportada por medio del programa GitHub Bug Bounty. Esto es el resultado de una correcci\u00f3n incompleta de CVE-2021-22867."}], "id": "CVE-2021-22868", "lastModified": "2026-06-17T03:37:54.773", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-09-24T18:15:07.347", "references": [{"source": "product-cna@github.com", "url": "https://docs.github.com/en/enterprise-server%402.22/admin/release-notes#2.22.22"}, {"source": "product-cna@github.com", "url": "https://docs.github.com/en/enterprise-server%403.0/admin/release-notes#3.0.16"}, {"source": "product-cna@github.com", "url": "https://docs.github.com/en/enterprise-server%403.1/admin/release-notes#3.1.8"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://docs.github.com/en/enterprise-server%402.22/admin/release-notes#2.22.22"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://docs.github.com/en/enterprise-server%403.0/admin/release-notes#3.0.16"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://docs.github.com/en/enterprise-server%403.1/admin/release-notes#3.1.8"}], "sourceIdentifier": "product-cna@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-77"}], "source": "product-cna@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-22"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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