{"id":"CVE-2022-31813","summary":"mod_proxy X-Forwarded-For dropped by hop-by-hop mechanism","details":"Apache HTTP Server 2.4.53 and earlier may not send the X-Forwarded-* headers to the origin server based on client side Connection header hop-by-hop mechanism. This may be used to bypass IP based authentication on the origin server/application.","aliases":["BIT-apache-2022-31813"],"modified":"2026-09-15T03:45:58.334765825Z","published":"2022-06-08T10:00:57Z","related":["ALSA-2022:7647","ALSA-2022:8067","SUSE-SU-2022:2099-1","SUSE-SU-2022:2101-1","SUSE-SU-2022:2302-1","SUSE-SU-2022:2338-1","SUSE-SU-2022:2342-1","SUSE-SU-2026:2686-1","openSUSE-SU-2024:12142-1"],"database_specific":{"unresolved_ranges":[{"extracted_events":[{"introduced":"Apache HTTP Server 2.4"},{"last_affected":"2.4.53"}],"source":"AFFECTED_FIELD"}],"cna_assigner":"apache","cwe_ids":["CWE-348"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/31xxx/CVE-2022-31813.json"},"references":[{"type":"WEB","url":"https://httpd.apache.org/security/vulnerabilities_24.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/31xxx/CVE-2022-31813.json"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7QUGG2QZWHTITMABFLVXA4DNYUOTPWYQ/"},{"type":"ADVISORY","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YPY2BLEVJWFH34AX77ZJPLD2OOBYR6ND/"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-31813"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202208-20"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20220624-0005/"},{"type":"ARTICLE","url":"http://www.openwall.com/lists/oss-security/2022/06/08/8"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/httpd","events":[{"introduced":"0"},{"fixed":"1394728b44d96dcad1c08cec2cbd3d23435d7fdd"}],"database_specific":{"cpe":"cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"2.4.54"}],"source":"CPE_RANGE"}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-31813.json"}}],"schema_version":"1.9.0"}