CVE-2021-21615

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{"affected": [{"affectedData": [{"product": "Jenkins", "vendor": "Jenkins project", "versions": [{"status": "affected", "version": "2.275"}, {"status": "affected", "version": "LTS 2.263.2"}]}], "source": "jenkinsci-cert@googlegroups.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*", "matchCriteriaId": "4578E2F0-6569-4454-8B83-2474D19D4B3D", "versionEndExcluding": "2.263.3", "vulnerable": true}, {"criteria": "cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*", "matchCriteriaId": "41CEBC65-D8D3-433F-A6FE-97102FB5E328", "versionEndExcluding": "2.276", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Jenkins 2.275 and LTS 2.263.2 allows reading arbitrary files using the file browser for workspaces and archived artifacts due to a time-of-check to time-of-use (TOCTOU) race condition."}, {"lang": "es", "value": "Jenkins versiones 2.275 y LTS 2.263.2, permiten leer archivos arbitrarios usando el explorador de archivos para espacios de trabajo y artefactos archivados debido a una condici\u00f3n de carrera de tipo time-of-check a time-of-use (TOCTOU)"}], "id": "CVE-2021-21615", "lastModified": "2026-06-17T03:35:52.627", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 3.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-01-26T18:16:18.693", "references": [{"source": "jenkinsci-cert@googlegroups.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2021/01/26/2"}, {"source": "jenkinsci-cert@googlegroups.com", "tags": ["Vendor Advisory"], "url": "https://www.jenkins.io/security/advisory/2021-01-26/#SECURITY-2197"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2021/01/26/2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.jenkins.io/security/advisory/2021-01-26/#SECURITY-2197"}], "sourceIdentifier": "jenkinsci-cert@googlegroups.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-367"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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{}