CVE-2025-12196: WatchGuard Firebox Authenticated Out of Bounds Write in Management CLI Ping Command

Published Dec 4, 2025
·
Updated

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.This vulnerability affects Fireware OS 12.0 up to and including 12.11.4, 12.5 up to and including 12.5.13, and 2025.1 up to and including 2025.1.2.

Affected Software

37 affected components
WatchGuard Fireware OS>=12.0<=12.11.4, >=12.5<=12.5.13, >=2025.1<=2025.1.2
All of the following
WatchGuard Fireware>=2025.1<2025.1.3
Any of the following
WatchGuard Firebox T115-w
WatchGuard Firebox T125
WatchGuard Firebox T125-w
WatchGuard Firebox T145
WatchGuard Firebox T145-w
WatchGuard Firebox T185
All of the following
WatchGuard Fireware>=12.0.0<12.11.5
Any of the following
WatchGuard Firebox M270
WatchGuard Firebox M290
WatchGuard Firebox M370
WatchGuard Firebox M390
WatchGuard Firebox M440
WatchGuard Firebox M4600
WatchGuard Firebox M470
WatchGuard Firebox M4800
WatchGuard Firebox M5600
WatchGuard Firebox M570
WatchGuard Firebox M5800
WatchGuard Firebox M590
WatchGuard Firebox M670
WatchGuard Firebox M690
WatchGuard Firebox Nv5
WatchGuard Firebox T20
WatchGuard Firebox T25
WatchGuard Firebox T40
WatchGuard Firebox T45
WatchGuard Firebox T55
WatchGuard Firebox T70
WatchGuard Firebox T80
WatchGuard Firebox T85
WatchGuard Fireboxcloud
WatchGuard Fireboxv
All of the following
WatchGuard Fireware>=12.5<12.5.14
Any of the following
WatchGuard Firebox T15
WatchGuard Firebox T35

Event History

Dec 4, 2025
CVE Published
via MITRE·09:45 PM
Data Sourced
via MITRE·09:45 PM
DescriptionWeakness
Data Sourced
via NVD·10:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-12196?

CVE-2025-12196 is considered a high severity vulnerability due to its potential for allowing arbitrary code execution.

2

How do I fix CVE-2025-12196?

To mitigate CVE-2025-12196, upgrade WatchGuard Fireware OS to version 12.11.5 or later, or 12.5.14 and later.

3

Who is affected by CVE-2025-12196?

CVE-2025-12196 affects authenticated privileged users of WatchGuard Fireware OS versions from 12.0 to 12.11.4 and from 12.5 to 12.5.13.

4

What type of vulnerability is CVE-2025-12196?

CVE-2025-12196 is an Out-of-bounds Write vulnerability which can lead to unauthorized code execution.

5

What are the implications of CVE-2025-12196 for my network security?

If exploited, CVE-2025-12196 could allow attackers to gain control over affected devices, compromising network security.

Contact

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