Description
Jenkins OpenId Connect Authentication Plugin 2.6 and earlier stores a password of a local user account used as an anti-lockout feature in a recoverable format, allowing attackers with access to the Jenkins controller file system to recover the plain text password of that account, likely gaining administrator access to Jenkins.
Remediation
References
http://www.openwall.com/lists/oss-security/2023/12/13/4
https://www.jenkins.io/security/advisory/2023-12-13/#SECURITY-3168