CVE-2023-40343

MEDIUM

Jenkins Tuleap Authentication Plugin < 1.1.20 - Authentication Token Timing Attack

Title source: llm
STIX 2.1

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.

References (2)

Core 2
Core References
Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/08/16/3

Scores

CVSS v3 5.9
EPSS 0.0013
EPSS Percentile 31.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-203
Status published
Products (2)
io.jenkins.plugins/tuleap-oauth 0 - 1.1.21Maven
jenkins/tuleap_authentication < 1.1.20
Published Aug 16, 2023
Tracked Since Feb 18, 2026