Description

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 11.9 up to and including 11.12.4_Update1, 12.0 up to and including 12.11.7 and 2025.1 up to and including 2026.1.1.

INFO

Published Date :

2026-03-03T13:17:39.376Z

Last Modified :

2026-03-04T15:22:14.651Z

Source :

WatchGuard
AFFECTED PRODUCTS

The following products are affected by CVE-2026-3342 vulnerability.

Vendors Products
Watchguard
  • Firebox M270
  • Firebox M290
  • Firebox M295
  • Firebox M370
  • Firebox M390
  • Firebox M395
  • Firebox M440
  • Firebox M4600
  • Firebox M470
  • Firebox M4800
  • Firebox M495
  • Firebox M5600
  • Firebox M570
  • Firebox M5800
  • Firebox M590
  • Firebox M595
  • Firebox M670
  • Firebox M690
  • Firebox M695
  • Firebox Nv5
  • Firebox T115-w
  • Firebox T125
  • Firebox T125-w
  • Firebox T145
  • Firebox T145-w
  • Firebox T15
  • Firebox T185
  • Firebox T20
  • Firebox T25
  • Firebox T35
  • Firebox T40
  • Firebox T45
  • Firebox T55
  • Firebox T70
  • Firebox T80
  • Firebox T85
  • Fireboxcloud
  • Fireboxv
  • Fireware
  • Fireware Os
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-3342.

URL Resource
https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00003 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact