{"id":"CVE-2017-3169","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-3169","generatedAt":"2026-10-28T21:57:24.942Z","title":"In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, mod_ssl may dereference a NULL pointer when third-party modules call ap_hook_process_connection() during an HTTP request to an HTTPS port.","description":"In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, mod_ssl may dereference a NULL pointer when third-party modules call ap_hook_process_connection() during an HTTP request to an HTTPS port.","published":"2017-06-20T01:29:00.000Z","lastModified":"2026-06-17T01:17:40.000Z","status":"Modified","sourceIdentifier":"security@apache.org","cvss":{"version":"3.0","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-476"],"affected":["apache/http server"],"epss":{"score":0.19953,"percentile":0.97418,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.18521,"percentile":0.97188},{"date":"2026-09-22","score":0.19953,"percentile":0.97314}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 20.0%, higher than 97% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://www.debian.org/security/2017/dsa-3896","source":"security@apache.org"},{"url":"http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html","source":"security@apache.org"},{"url":"http://www.securityfocus.com/bid/99134","tags":["Third Party Advisory","VDB Entry"],"source":"security@apache.org"},{"url":"http://www.securitytracker.com/id/1038711","tags":["Third Party Advisory","VDB 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BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}