{"id":"CVE-2023-40343","aliases":[],"url":"https://o3.security/vulnerability/CVE-2023-40343","summary":"Jenkins Tuleap Authentication Plugin 1.1.20 and earlier uses a non-constant time comparison function when validating an authentication token allowing attackers to use statistical methods…","details":"Jenkins Tuleap Authentication Plugin 1.1.20 and earlier uses a non-constant time comparison function when validating an authentication token allowing attackers to use statistical methods to obtain a valid authentication token.","published":"2023-08-16T15:15:11.817","modified":"2026-06-17T06:17:19.667","cvss":{"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"},"epss":{"score":0.00494,"percentile":0.39743,"asOf":"2026-07-31"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2023/08/16/3"},{"type":"ADVISORY","url":"https://www.jenkins.io/security/advisory/2023-08-16/#SECURITY-3229"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2023/08/16/3"},{"type":"ADVISORY","url":"https://www.jenkins.io/security/advisory/2023-08-16/#SECURITY-3229"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-06-17T06:17:19.667"}}