#VU120165 OS command injection in FreeBSD - CVE-2025-14558
Published: December 17, 2025 / Updated: January 9, 2026
Vulnerability identifier: #VU120165
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber
CVE-ID: CVE-2025-14558
CWE-ID: CWE-78
Exploitation vector: Adjecent network
Exploit availability:
Public exploit is available
Vulnerable software:
FreeBSD
FreeBSD
Software vendor:
FreeBSD Foundation
FreeBSD Foundation
Description
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation within the rtsold(8) and rtsol(8) scripts when processing the domain search list options provided in IPv6 router advertisement messages. A remote unauthenticated attacker in the same network segment can send specially crafted ND6 router advertisements and execute arbitrary OS commands on the system.
Remediation
Install updates from vendor's website.