Description
FilePath#listFiles lists files outside directories that agents are allowed to access when following symbolic links in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier.
Remediation
References
https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455
http://www.openwall.com/lists/oss-security/2021/11/04/3