{"id":"CVE-2019-11323","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-11323","generatedAt":"2026-10-29T00:59:42.286Z","title":"HAProxy before 1.9.7 mishandles a reload with rotated keys, which triggers use of uninitialized, and very predictable, HMAC keys.","description":"HAProxy before 1.9.7 mishandles a reload with rotated keys, which triggers use of uninitialized, and very predictable, HMAC keys. This is related to an include/types/ssl_sock.h error.","published":"2019-05-09T14:29:00.000Z","lastModified":"2026-06-17T02:12:43.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":5.9,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-327","CWE-908"],"affected":["haproxy/haproxy"],"epss":{"score":0.0125,"percentile":0.69248,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.25%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=8ef706502aa2000531d36e4ac56dbdc7c30f718d","source":"cve@mitre.org"},{"url":"https://www.mail-archive.com/haproxy%40formilux.org/msg33410.html","source":"cve@mitre.org"},{"url":"http://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=8ef706502aa2000531d36e4ac56dbdc7c30f718d","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.mail-archive.com/haproxy%40formilux.org/msg33410.html","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-11323","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}