gsd-2021-44224
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
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).
Aliases
Aliases
{ "GSD": { "alias": "CVE-2021-44224", "description": "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).", "id": "GSD-2021-44224", "references": [ "https://www.suse.com/security/cve/CVE-2021-44224.html", "https://www.debian.org/security/2022/dsa-5035", "https://ubuntu.com/security/CVE-2021-44224", "https://advisories.mageia.org/CVE-2021-44224.html", "https://alas.aws.amazon.com/cve/html/CVE-2021-44224.html", "https://linux.oracle.com/cve/CVE-2021-44224.html", "https://access.redhat.com/errata/RHSA-2022:1915", "https://access.redhat.com/errata/RHSA-2022:6753", "https://access.redhat.com/errata/RHSA-2022:7143", "https://access.redhat.com/errata/RHSA-2022:7144" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2021-44224" ], "details": "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).", "id": "GSD-2021-44224", "modified": "2023-12-13T01:23:20.829364Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "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": "\u003e=", "version_name": "Apache HTTP Server 2.4", "version_value": "2.4.7" }, { "version_affected": "\u003c=", "version_name": "Apache HTTP Server 2.4", "version_value": "2.4.51" } ] } } ] }, "vendor_name": "Apache Software Foundation" } ] } }, "credit": [ { "lang": "eng", "value": "\u6f02\u4eae\u9f20" }, { "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": "DEBIAN", "url": "https://www.debian.org/security/2022/dsa-5035" }, { "name": "https://www.oracle.com/security-alerts/cpujan2022.html", "refsource": "MISC", "url": "https://www.oracle.com/security-alerts/cpujan2022.html" }, { "name": "https://security.netapp.com/advisory/ntap-20211224-0001/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20211224-0001/" }, { "name": "https://www.tenable.com/security/tns-2022-01", "refsource": "CONFIRM", "url": "https://www.tenable.com/security/tns-2022-01" }, { "name": "https://www.tenable.com/security/tns-2022-03", "refsource": "CONFIRM", "url": "https://www.tenable.com/security/tns-2022-03" }, { "name": "FEDORA-2022-b4103753e9", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/" }, { "name": "FEDORA-2022-21264ec6db", "refsource": "FEDORA", "url": "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": "http://seclists.org/fulldisclosure/2022/May/33" }, { "name": "20220516 APPLE-SA-2022-05-16-3 macOS Big Sur 11.6.6", "refsource": "FULLDISC", "url": "http://seclists.org/fulldisclosure/2022/May/35" }, { "name": "20220516 APPLE-SA-2022-05-16-2 macOS Monterey 12.4", "refsource": "FULLDISC", "url": "http://seclists.org/fulldisclosure/2022/May/38" }, { "name": "GLSA-202208-20", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/202208-20" } ] }, "source": { "discovery": "UNKNOWN" }, "timeline": [ { "lang": "eng", "time": "2021-11-18", "value": "Reported to security team" }, { "lang": "eng", "time": "2021-12-14", "value": "fixed by r1895955+r1896044 in 2.4.x" } ] }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "2.4.52", "versionStartIncluding": "2.4.7", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "5.20.0", "versionStartIncluding": "5.14.0", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "202201.1", "versionStartIncluding": "5.16.0", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:a:oracle:http_server:12.2.1.3.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:oracle:communications_operations_monitor:4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:oracle:http_server:-:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:oracle:communications_operations_monitor:4.3:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:oracle:communications_operations_monitor:4.4:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:oracle:communications_element_manager:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "9.0", "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:oracle:communications_operations_monitor:5.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:oracle:communications_session_report_manager:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "9.0", "vulnerable": true }, { "cpe23Uri": "cpe:2.3:a:oracle:communications_session_route_manager:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "9.0", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "10.15.7", "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-001:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-002:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "12.4", "versionStartIncluding": "12.0.0", "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-008:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-003:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "11.6.6", "versionStartIncluding": "11.0", "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "security@apache.org", "ID": "CVE-2021-44224" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "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)." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-476" } ] } ] }, "references": { "reference_data": [ { "name": "http://httpd.apache.org/security/vulnerabilities_24.html", "refsource": "MISC", "tags": [ "Vendor Advisory" ], "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", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2021/12/20/3" }, { "name": "FEDORA-2021-29a536c2ae", "refsource": "FEDORA", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BFSWOH4X77CV7AH7C4RMHUBDWKQDL4YH/" }, { "name": "https://security.netapp.com/advisory/ntap-20211224-0001/", "refsource": "CONFIRM", "tags": [ "Third Party Advisory" ], "url": "https://security.netapp.com/advisory/ntap-20211224-0001/" }, { "name": "DSA-5035", "refsource": "DEBIAN", "tags": [ "Third Party Advisory" ], "url": "https://www.debian.org/security/2022/dsa-5035" }, { "name": "https://www.tenable.com/security/tns-2022-01", "refsource": "CONFIRM", "tags": [ "Third Party Advisory" ], "url": "https://www.tenable.com/security/tns-2022-01" }, { "name": "https://www.tenable.com/security/tns-2022-03", "refsource": "CONFIRM", "tags": [ "Third Party Advisory" ], "url": "https://www.tenable.com/security/tns-2022-03" }, { "name": "https://www.oracle.com/security-alerts/cpujan2022.html", "refsource": "MISC", "tags": [ "Patch", "Third Party Advisory" ], "url": "https://www.oracle.com/security-alerts/cpujan2022.html" }, { "name": "FEDORA-2022-b4103753e9", "refsource": "FEDORA", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RGWILBORT67SHMSLYSQZG2NMXGCMPUZO/" }, { "name": "FEDORA-2022-21264ec6db", "refsource": "FEDORA", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z7H26WJ6TPKNWV3QKY4BHKUKQVUTZJTD/" }, { "name": "FEDORA-2022-78e3211c55", "refsource": "FEDORA", "tags": [ "Mailing List", "Third Party Advisory" ], "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", "tags": [ "Patch", "Third Party Advisory" ], "url": "https://www.oracle.com/security-alerts/cpuapr2022.html" }, { "name": "https://support.apple.com/kb/HT213255", "refsource": "CONFIRM", "tags": [ "Third Party Advisory" ], "url": "https://support.apple.com/kb/HT213255" }, { "name": "https://support.apple.com/kb/HT213256", "refsource": "CONFIRM", "tags": [ "Third Party Advisory" ], "url": "https://support.apple.com/kb/HT213256" }, { "name": "https://support.apple.com/kb/HT213257", "refsource": "CONFIRM", "tags": [ "Third Party Advisory" ], "url": "https://support.apple.com/kb/HT213257" }, { "name": "20220516 APPLE-SA-2022-05-16-2 macOS Monterey 12.4", "refsource": "FULLDISC", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://seclists.org/fulldisclosure/2022/May/38" }, { "name": "20220516 APPLE-SA-2022-05-16-4 Security Update 2022-004 Catalina", "refsource": "FULLDISC", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://seclists.org/fulldisclosure/2022/May/33" }, { "name": "20220516 APPLE-SA-2022-05-16-3 macOS Big Sur 11.6.6", "refsource": "FULLDISC", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://seclists.org/fulldisclosure/2022/May/35" }, { "name": "GLSA-202208-20", "refsource": "GENTOO", "tags": [ "Third Party Advisory" ], "url": "https://security.gentoo.org/glsa/202208-20" } ] } }, "impact": { "baseMetricV2": { "acInsufInfo": false, "cvssV2": { "accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.4, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:P", "version": "2.0" }, "exploitabilityScore": 10.0, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "MEDIUM", "userInteractionRequired": false }, "baseMetricV3": { "cvssV3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H", "version": "3.1" }, "exploitabilityScore": 3.9, "impactScore": 4.2 } }, "lastModifiedDate": "2022-11-02T13:18Z", "publishedDate": "2021-12-20T12:15Z" } } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.