{ "containers": { "cna": { "affected": [ { "product": "Apache HTTP Server", "vendor": "Apache Software Foundation", "versions": [ { "lessThan": "Apache HTTP Server 2.4*", "status": "affected", "version": "2.4.7", "versionType": "custom" } ] } ], "credits": [ { "lang": "en", "value": "漂亮鼠" }, { "lang": "en", "value": "TengMA(@Te3t123)" } ], "descriptions": [ { "lang": "en", "value": "A crafted URI sent to httpd configured as a forward proxy (ProxyRequests on) can cause a crash (NULL pointer dereference) or, for configurations mixing forward and reverse proxy declarations, can allow for requests to be directed to a declared Unix Domain Socket endpoint (Server Side Request Forgery). This issue affects Apache HTTP Server 2.4.7 up to 2.4.51 (included)." } ], "metrics": [ { "other": { "content": { "other": "moderate" }, "type": "unknown" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-476", "description": "CWE-476 NULL Pointer Dereference", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2022-08-14T01:08:09", "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "http://httpd.apache.org/security/vulnerabilities_24.html" }, { "name": "[oss-security] 20211220 CVE-2021-44224: Apache HTTP Server: Possible NULL dereference or SSRF in forward proxy configurations in Apache HTTP Server 2.4.51 and earlier", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "http://www.openwall.com/lists/oss-security/2021/12/20/3" }, { "name": "FEDORA-2021-29a536c2ae", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/" }, { "name": "DSA-5035", "tags": [ "vendor-advisory", "x_refsource_DEBIAN" ], "url": "https://www.debian.org/security/2022/dsa-5035" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.oracle.com/security-alerts/cpujan2022.html" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://security.netapp.com/advisory/ntap-20211224-0001/" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://www.tenable.com/security/tns-2022-01" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://www.tenable.com/security/tns-2022-03" }, { "name": "FEDORA-2022-b4103753e9", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/" }, { "name": "FEDORA-2022-21264ec6db", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/" }, { "name": "FEDORA-2022-78e3211c55", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.oracle.com/security-alerts/cpuapr2022.html" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://support.apple.com/kb/HT213257" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://support.apple.com/kb/HT213256" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://support.apple.com/kb/HT213255" }, { "name": "20220516 APPLE-SA-2022-05-16-4 Security Update 2022-004 Catalina", "tags": [ "mailing-list", "x_refsource_FULLDISC" ], "url": "http://seclists.org/fulldisclosure/2022/May/33" }, { "name": "20220516 APPLE-SA-2022-05-16-3 macOS Big Sur 11.6.6", "tags": [ "mailing-list", "x_refsource_FULLDISC" ], "url": "http://seclists.org/fulldisclosure/2022/May/35" }, { "name": "20220516 APPLE-SA-2022-05-16-2 macOS Monterey 12.4", "tags": [ "mailing-list", "x_refsource_FULLDISC" ], "url": "http://seclists.org/fulldisclosure/2022/May/38" }, { "name": "GLSA-202208-20", "tags": [ "vendor-advisory", "x_refsource_GENTOO" ], "url": "https://security.gentoo.org/glsa/202208-20" } ], "source": { "discovery": "UNKNOWN" }, "timeline": [ { "lang": "en", "time": "2021-11-18T00:00:00", "value": "Reported to security team" }, { "lang": "en", "time": "2021-12-14T00:00:00", "value": "fixed by r1895955+r1896044 in 2.4.x" } ], "title": "Possible NULL dereference or SSRF in forward proxy configurations in Apache HTTP Server 2.4.51 and earlier", "x_generator": { "engine": "Vulnogram 0.0.9" }, "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "security@apache.org", "ID": "CVE-2021-44224", "STATE": "PUBLIC", "TITLE": "Possible NULL dereference or SSRF in forward proxy configurations in Apache HTTP Server 2.4.51 and earlier" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Apache HTTP Server", "version": { "version_data": [ { "version_affected": ">=", "version_name": "Apache HTTP Server 2.4", "version_value": "2.4.7" }, { "version_affected": "<=", "version_name": "Apache HTTP Server 2.4", "version_value": "2.4.51 +1" } ] } } ] }, "vendor_name": "Apache Software Foundation" } ] } }, "credit": [ { "lang": "eng", "value": "漂亮鼠" }, { "lang": "eng", "value": "TengMA(@Te3t123)" } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A crafted URI sent to httpd configured as a forward proxy (ProxyRequests on) can cause a crash (NULL pointer dereference) or, for configurations mixing forward and reverse proxy declarations, can allow for requests to be directed to a declared Unix Domain Socket endpoint (Server Side Request Forgery). This issue affects Apache HTTP Server 2.4.7 up to 2.4.51 (included)." } ] }, "generator": { "engine": "Vulnogram 0.0.9" }, "impact": [ { "other": "moderate" } ], "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-476 NULL Pointer Dereference" } ] } ] }, "references": { "reference_data": [ { "name": "http://httpd.apache.org/security/vulnerabilities_24.html", "refsource": "MISC", "url": "http://httpd.apache.org/security/vulnerabilities_24.html" }, { "name": "[oss-security] 20211220 CVE-2021-44224: Apache HTTP Server: Possible NULL dereference or SSRF in forward proxy configurations in Apache HTTP Server 2.4.51 and earlier", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2021/12/20/3" }, { "name": "FEDORA-2021-29a536c2ae", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/" }, { "name": "DSA-5035", "refsource": 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"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/" }, { "name": "FEDORA-2022-78e3211c55", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X73C35MMMZGBVPQQCH7LQZUMYZNQA5FO/" }, { "name": "https://www.oracle.com/security-alerts/cpuapr2022.html", "refsource": "MISC", "url": "https://www.oracle.com/security-alerts/cpuapr2022.html" }, { "name": "https://support.apple.com/kb/HT213257", "refsource": "CONFIRM", "url": "https://support.apple.com/kb/HT213257" }, { "name": "https://support.apple.com/kb/HT213256", "refsource": "CONFIRM", "url": "https://support.apple.com/kb/HT213256" }, { "name": "https://support.apple.com/kb/HT213255", "refsource": "CONFIRM", "url": "https://support.apple.com/kb/HT213255" }, { "name": "20220516 APPLE-SA-2022-05-16-4 Security Update 2022-004 Catalina", "refsource": "FULLDISC", "url": 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