CVE-2025-12196

WatchGuard Firebox Authenticated Out of Bounds Write in Management CLI Ping Command

High 8.6 CVSS v4.0 › Published 2025-12-04Updated 2026-08-10

Summary #

An Out-of-bounds Write vulnerability in WatchGuard Fireware OS's CLI could allow an authenticated privileged user to execute arbitrary code via a specially crafted CLI command.

Product status #

ProductAffectedNot affected
Fireware OS
Default 2025.1, >= 12.0, < 12.11.5>= 12.11.5
T15/T35 >= 12.0, < 12.5.14>= 12.5.14

Weakness Type and Impact #

Exploitation Status #

WatchGuard is not aware of any exploitation of this vulnerability in the wild.

Solution #

Fireware OS 12.11.5, Fireware OS 12.5.14

References #

Credits #

  • btaolfinder