CVE-2021-33193

{"id": "CVE-2021-33193", "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:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "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:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2021-08-16T08:15:11.480", "references": [{"url": "https://github.com/apache/httpd/commit/ecebcc035ccd8d0e2984fe41420d9e944f456b3c.patch", "tags": ["Patch", "Third Party Advisory"], "source": "security@apache.org"}, {"url": "https://lists.apache.org/thread.html/re4162adc051c1a0a79e7a24093f3776373e8733abaff57253fef341d%40%3Ccvs.httpd.apache.org%3E", "source": "security@apache.org"}, {"url": "https://lists.apache.org/thread.html/ree7519d71415ecdd170ff1889cab552d71758d2ba2904a17ded21a70%40%3Ccvs.httpd.apache.org%3E", "source": "security@apache.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2023/03/msg00002.html", "source": "security@apache.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DSM6UWQICBJ2TU727RENU3HBKEAFLT6T/", "source": "security@apache.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EUVJVRJRBW5QVX4OY3NOHZDQ3B3YOTSG/", "source": "security@apache.org"}, {"url": "https://portswigger.net/research/http2", "tags": ["Exploit", "Third Party Advisory"], "source": "security@apache.org"}, {"url": "https://security.gentoo.org/glsa/202208-20", "tags": ["Third Party Advisory"], "source": "security@apache.org"}, {"url": "https://security.netapp.com/advisory/ntap-20210917-0004/", "tags": ["Third Party Advisory"], "source": "security@apache.org"}, {"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apache-httpd-2.4.49-VWL69sWQ", "tags": ["Third Party Advisory"], "source": "security@apache.org"}, {"url": "https://www.oracle.com/security-alerts/cpuapr2022.html", "tags": ["Patch", "Third Party Advisory"], "source": "security@apache.org"}, {"url": "https://www.oracle.com/security-alerts/cpujan2022.html", "tags": ["Patch", "Third Party Advisory"], "source": "security@apache.org"}, {"url": "https://www.tenable.com/security/tns-2021-17", "tags": ["Third Party Advisory"], "source": "security@apache.org"}, {"url": "https://github.com/apache/httpd/commit/ecebcc035ccd8d0e2984fe41420d9e944f456b3c.patch", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.apache.org/thread.html/re4162adc051c1a0a79e7a24093f3776373e8733abaff57253fef341d%40%3Ccvs.httpd.apache.org%3E", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.apache.org/thread.html/ree7519d71415ecdd170ff1889cab552d71758d2ba2904a17ded21a70%40%3Ccvs.httpd.apache.org%3E", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2023/03/msg00002.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DSM6UWQICBJ2TU727RENU3HBKEAFLT6T/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EUVJVRJRBW5QVX4OY3NOHZDQ3B3YOTSG/", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://portswigger.net/research/http2", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.gentoo.org/glsa/202208-20", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.netapp.com/advisory/ntap-20210917-0004/", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apache-httpd-2.4.49-VWL69sWQ", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.oracle.com/security-alerts/cpuapr2022.html", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.oracle.com/security-alerts/cpujan2022.html", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.tenable.com/security/tns-2021-17", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-Other"}]}], "descriptions": [{"lang": "en", "value": "A crafted method sent through HTTP/2 will bypass validation and be forwarded by mod_proxy, which can lead to request splitting or cache poisoning. This issue affects Apache HTTP Server 2.4.17 to 2.4.48."}, {"lang": "es", "value": "Un m\u00e9todo dise\u00f1ado enviado mediante HTTP/2 omitir\u00e1 la comprobaci\u00f3n y ser\u00e1 reenviado por mod_proxy, lo que puede conllevar a la divisi\u00f3n de peticiones o el envenenamiento de la cach\u00e9. Este problema afecta a Apache HTTP Server versiones 2.4.17 a 2.4.48."}], "lastModified": "2024-11-21T06:08:29.210", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C700D9C3-7023-48A7-8A76-70597D99829E", "versionEndIncluding": "2.4.48", "versionStartIncluding": "2.4.17"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "80E516C0-98A4-4ADE-B69F-66A772E2BAAA"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A686FAF0-1383-4BBB-B7F5-CBCCAB55B356", "versionEndIncluding": "5.19.1"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:oracle:secure_backup:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C01E8B82-71C7-4A4A-A70A-7B147524AB4A", "versionEndExcluding": "18.1.0.1.0"}, {"criteria": "cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D3E503FB-6279-4D4A-91D8-E237ECF9D2B0"}], "operator": "OR"}]}], "sourceIdentifier": "security@apache.org"}