#VU123615 Path traversal in OpenBSD
Published: March 6, 2026
Vulnerability identifier: #VU123615
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-22
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
OpenBSD
OpenBSD
Software vendor:
OpenBSD
OpenBSD
Description
The vulnerability allows a local user to bypass implemented security restrictions.
The vulnerability exists due to input validation error in pledge(2) mechanism in sys/kern/kern_pledge.c. A local user can use the ".." characters to access files outside of "/usr/share/zoneinfo".
Remediation
Install updates from vendor's website.