#VU60637 UNIX symbolic link following in Pipeline: Shared Groovy Libraries - CVE-2022-25177
Published: February 16, 2022
Vulnerability identifier: #VU60637
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-25177
CWE-ID: CWE-61
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Pipeline: Shared Groovy Libraries
Pipeline: Shared Groovy Libraries
Software vendor:
Jenkins
Jenkins
Description
The vulnerability allows a remote attacker to gain access to sensitive information on the system.
The vulnerability exists due to the affected plugin follows symbolic links to locations outside of the expected Pipeline library when reading files using the libraryResource step. A remote user can create a specially crafted symbolic link to a critical file on the system and read arbitrary files on the Jenkins controller file system.
Remediation
Install updates from vendor's website.