WatchGuard warns of critical vulnerability in Firebox firewalls
WatchGuard has released security updates to address a remote code execution vulnerability impacting the company's Firebox firewalls. Tracked as CVE-2025-9242, this critical security flaw is caused by an out-of-bounds write weakness that can allow attackers to execute malicious code remotely on vulnerable devices following successful exploitation. CVE-2025-9242 affects firewalls running Fireware OS 11.x (end of life), 12.x, and 2025.1, and was fixed in versions 12.3.1_Update3 (B722811), 12.5.13