Path Equivalence in Jenkins and Jenkins LTS - CVE-2021-21682

 

Path Equivalence in Jenkins and Jenkins LTS - CVE-2021-21682

Published: October 8, 2021


Vulnerability identifier: #VU57147
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-21682
CWE-ID: CWE-42
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Jenkins
Affected software:
Jenkins
Jenkins LTS

Detailed vulnerability description

The vulnerability allows a remote attacker to compromise the target system. 

The vulnerability exists due to improper handling of equivalent directory names on Windows. A remote authenticated attacker can change or replace configurations of jobs and other entities. 


How to mitigate CVE-2021-21682

Install updates from vendor's website.

Sources