SB2024092448 - Symbolic link following in F5 BIG-IP configuration and tmsh utilities (libarchive)
Published: September 24, 2024
Security Bulletin ID
SB2024092448
Severity
Low
Patch available
NO
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) UNIX symbolic link following (CVE-ID: CVE-2021-23177)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a symlink following issue when extracting files from archive, which can lean to changing ACLs of the target of the link. A local user can create a specially crafted archive, trick the victim into extracting files from it and escalate privileges on the system.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.