CVE-2021-36740

{"id": "CVE-2021-36740", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.4, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "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": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 3.9}]}, "published": "2021-07-14T17:15:08.253", "references": [{"url": "https://docs.varnish-software.com/security/VSV00007/", "tags": ["Mitigation", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/varnishcache/varnish-cache/commit/82b0a629f60136e76112c6f2c6372cce77b683be", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/varnishcache/varnish-cache/commit/9be22198e258d0e7a5c41f4291792214a29405cf", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/THV2DQA2GS65HUCKK4KSD2XLN3AAQ2V5/", "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZHBNLDEOTGYRIEQZBWV7F6VPYS4O2AAK/", "source": "cve@mitre.org"}, {"url": "https://varnish-cache.org/security/VSV00007.html", "tags": ["Mitigation", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.debian.org/security/2022/dsa-5088", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://docs.varnish-software.com/security/VSV00007/", "tags": ["Mitigation", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/varnishcache/varnish-cache/commit/82b0a629f60136e76112c6f2c6372cce77b683be", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/varnishcache/varnish-cache/commit/9be22198e258d0e7a5c41f4291792214a29405cf", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/THV2DQA2GS65HUCKK4KSD2XLN3AAQ2V5/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZHBNLDEOTGYRIEQZBWV7F6VPYS4O2AAK/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://varnish-cache.org/security/VSV00007.html", "tags": ["Mitigation", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.debian.org/security/2022/dsa-5088", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-444"}]}], "descriptions": [{"lang": "en", "value": "Varnish Cache, with HTTP/2 enabled, allows request smuggling and VCL authorization bypass via a large Content-Length header for a POST request. This affects Varnish Enterprise 6.0.x before 6.0.8r3, and Varnish Cache 5.x and 6.x before 6.5.2, 6.6.x before 6.6.1, and 6.0 LTS before 6.0.8."}, {"lang": "es", "value": "Varnish Cache, con HTTP/2 habilitado, permite el contrabando de peticiones y la omisi\u00f3n de autorizaci\u00f3n de VCL por medio de un encabezado Content-Length grande para una petici\u00f3n POST. Esto afecta a Varnish Enterprise versiones 6.0.x anteriores a 6.0.8r3, y Varnish Cache versiones 5.xy 6.x anteriores a 6.5.2, versiones 6.6.x anteriores a 6.6.1 y versiones 6.0 LTS anteriores a 6.0.8"}], "lastModified": "2024-11-21T06:13:59.623", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:varnish-cache:varnish_cache:*:*:*:*:plus:*:*:*", "vulnerable": true, "matchCriteriaId": "F094729F-7EA5-4AD5-B0C1-65F9A401838A", "versionEndExcluding": "6.0.8", "versionStartIncluding": "6.0.0"}, {"criteria": "cpe:2.3:a:varnish-cache:varnish_cache:6.0.8:r1:*:*:plus:*:*:*", "vulnerable": true, "matchCriteriaId": "B32A2391-A59E-45F3-8A65-3AF018F3F08F"}, {"criteria": "cpe:2.3:a:varnish-cache:varnish_cache:6.0.8:r2:*:*:plus:*:*:*", "vulnerable": true, "matchCriteriaId": "26C18D9B-9561-49FB-A9E4-9A8F37635F86"}, {"criteria": "cpe:2.3:a:varnish-software:varnish_cache:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "48EB8B3B-152D-46EF-B868-9EAA640EE11B", "versionEndIncluding": "6.0.5", "versionStartIncluding": "6.0.0"}, {"criteria": "cpe:2.3:a:varnish-software:varnish_cache:*:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "3C9C515C-1514-4E52-98D5-850D6ACB60B0", "versionEndIncluding": "6.0.7", "versionStartIncluding": "6.0.0"}, {"criteria": "cpe:2.3:a:varnish_cache_project:varnish_cache:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "80E7D421-3E84-4185-9FC4-ACF2C5A8E8EA", "versionEndIncluding": "5.2.1", "versionStartIncluding": "5.0.0"}, {"criteria": "cpe:2.3:a:varnish_cache_project:varnish_cache:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A30F7732-D4C3-4D6E-8651-BC77A336AAEE", "versionEndIncluding": "6.6.0", "versionStartIncluding": "6.1.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"}, {"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}