VULNERABILITY INTELLIGENCE

CVE-2023-40343

CVSS score5.9 MEDIUM

EPSS probability0.59%

CISA KEVNot currently listed

Published2023-08-16

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Description

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.

Weakness classification

nvd@nist.gov: CWE-203

Primary references

jenkinsci-cert@googlegroups.com — Mailing List, Third Party Advisory
jenkinsci-cert@googlegroups.com — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory