CVE-2021-21686 log

Source
Severity Critical
Remote Yes
Type Arbitrary filesystem access
Description
A security issue has been found in Jenkins before version 2.319. File path filters do not canonicalize paths, allowing operations to follow symbolic links to outside allowed directories. This allows agent processes to read and write arbitrary files on the Jenkins controller file system, and obtain some information about Jenkins controller file systems.
Group Package Affected Fixed Severity Status Ticket
AVG-2526 jenkins 2.318-1 2.319-1 Critical Fixed
Date Advisory Group Package Severity Type
05 Nov 2021 ASA-202111-1 AVG-2526 jenkins Critical multiple issues
References
https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455