Buffer overflow in Watchguard Fireware Os
CVE-2026-3342
An Out-of-bounds Write vulnerability in WatchGuard Fireware OS may allow an authenticated privileged administrator to execute arbitrary code with root permissions via an exposed management interface. This vulnerability affects Fireware OS…
Vulnerability class: Buffer Overflow
EPSS: 0.000 (13.7th percentile) — read the EPSS interpretation.
Affected products
- Watchguard Fireware Os — versions 11.9, 12.0, 12.5