CVE-2019-20104

{"id": "CVE-2019-20104", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2020-02-06T03:15:10.123", "references": [{"url": "https://jira.atlassian.com/browse/CWD-5526", "tags": ["Vendor Advisory"], "source": "security@atlassian.com"}, {"url": "https://zeroauth.ltd/blog/2020/02/07/cve-2019-20104-atlassian-crowd-openid-client-vulnerable-to-remote-dos-via-xml-entity-expansion/", "tags": ["Exploit", "Technical Description"], "source": "security@atlassian.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-776"}]}], "descriptions": [{"lang": "en", "value": "The OpenID client application in Atlassian Crowd before version 3.6.2, and from version 3.7.0 before 3.7.1 allows remote attackers to perform a Denial of Service attack via an XML Entity Expansion vulnerability."}, {"lang": "es", "value": "La aplicaci\u00f3n de cliente OpenID en Atlassian Crowd antes de la versi\u00f3n 3.6.2 y desde la versi\u00f3n 3.7.0 anteriores a 3.7.1, permite a atacantes remotos llevar a cabo un ataque de Denegaci\u00f3n de Servicio por medio de una vulnerabilidad de tipo XML Entity Expansion."}], "lastModified": "2022-01-01T19:56:39.010", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "10182807-762F-492A-A74F-AAF659F8B45B", "versionEndExcluding": "3.2.11"}, {"criteria": "cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "ACABB443-7E07-4C6F-A32B-DD2F78603E81", "versionEndExcluding": "3.3.8", "versionStartIncluding": "3.3.0"}, {"criteria": "cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8C438EFF-3115-4932-A8E4-2A3D333C0420", "versionEndExcluding": "3.4.7", "versionStartIncluding": "3.4.0"}, {"criteria": "cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "32363B16-622B-40B2-81FD-891350688619", "versionEndExcluding": "3.5.2", "versionStartIncluding": "3.5.0"}, {"criteria": "cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F5E26921-D031-47FE-98BA-E0BDF43A1CDD", "versionEndExcluding": "3.6.2", "versionStartIncluding": "3.6.0"}, {"criteria": "cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "ED1160D9-F1BB-4D34-9240-9ECB04C2D19A", "versionEndExcluding": "3.7.1", "versionStartIncluding": "3.6.3"}, {"criteria": "cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CB431461-C139-4E40-9B50-CEE0EDAE6679", "versionEndExcluding": "4.0.0", "versionStartIncluding": "3.7.2"}], "operator": "OR"}]}], "sourceIdentifier": "security@atlassian.com"}