CVE-2025-13940
WatchGuard Firebox vulnerability analysis and mitigation

An Expected Behavior Violation [CWE-440] vulnerability in WatchGuard Fireware OS may allow an attacker to bypass the Fireware OS boot time system integrity check and prevent the Firebox from shutting down in the event of a system integrity check failure. The on-demand system integrity check in the Fireware Web UI will correctly show a failed system integrity check message in the event of a failure.This issue affects Fireware OS: from 12.8.1 through 12.11.4, from 2025.1 through 2025.1.2.


SourceNVD

Related WatchGuard Firebox vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2025-14733CRITICAL9.3
  • WatchGuard FireboxWatchGuard Firebox
  • cpe:2.3:o:watchguard:fireware
YesYesDec 19, 2025
CVE-2025-1545HIGH8.2
  • WatchGuard FireboxWatchGuard Firebox
  • cpe:2.3:o:watchguard:fireware
NoYesDec 04, 2025
CVE-2025-1547HIGH7.5
  • WatchGuard FireboxWatchGuard Firebox
  • cpe:2.3:o:watchguard:fireware
NoYesDec 04, 2025
CVE-2025-13940MEDIUM6.7
  • WatchGuard FireboxWatchGuard Firebox
  • cpe:2.3:o:watchguard:fireware
NoYesDec 04, 2025
CVE-2025-6946MEDIUM4.8
  • WatchGuard FireboxWatchGuard Firebox
  • cpe:2.3:o:watchguard:fireware
NoYesDec 04, 2025

Free Vulnerability Assessment

Benchmark your Cloud Security Posture

Evaluate your cloud security practices across 9 security domains to benchmark your risk level and identify gaps in your defenses.

Request assessment

Get a personalized demo

Ready to see Wiz in action?

"Best User Experience I have ever seen, provides full visibility to cloud workloads."
David EstlickCISO
"Wiz provides a single pane of glass to see what is going on in our cloud environments."
Adam FletcherChief Security Officer
"We know that if Wiz identifies something as critical, it actually is."
Greg PoniatowskiHead of Threat and Vulnerability Management