Skip to content
VulniPulse
Critical9.3WatchGuard Exploited CISA KEV

Critical [CVE-2025-14733] WatchGuard Firebox iked Out of Bounds Write Vulnerability

This critical-severity WatchGuard advisory covers CVE-2025-14733 affecting Fireware OS.

CVE-2025-14733 Published Dec 19, 2025Updated by vendor Aug 10, 2026
Affected products & platforms
WatchGuardFirebox / Fireware
Open vendor advisory

Android app · Google Play

Monitor future WatchGuard CVEs from your phone.

Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 32 official vendor sources and 160+ reviewed platform categories.

Matching phone alertsOptional email delivery

Summary

An Out-of-bounds Write vulnerability in the WatchGuard Fireware OS iked process may allow a remote unauthenticated attacker to execute arbitrary code. This vulnerability affects both the mobile user VPN with IKEv2 and the branch office VPN using IKEv2 when configured with a dynamic gateway peer.

CISA Known Exploited Vulnerability

Listed:
Dec 19, 2025 · federal remediation due Dec 26, 2025
Required action:
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Ransomware use:
Unknown

KEV is a prioritization signal from CISA — remediation detail still comes from the vendor advisory.

Affected versions
  • Fireware OS 2025.1 before 2025.1.4
  • Fireware OS 12.0 before 12.11.6
  • Fireware OS 11.10.2 through 11.12.4+541730
  • Fireware OS 12.0 before 12.3.1+728352
  • Fireware OS 12.0 before 12.5.15

Official advisory · high-confidence parse· fetched 2 hours ago·verify at source

Fixed versions
  • 2025.1.4
  • 12.11.6
  • 12.3.1+728352
  • 12.5.15

Official advisory · high-confidence parse· fetched 2 hours ago·verify at source

Mitigation

Upgrade to a fixed release: 2025.1.4, 12.11.6, 12.3.1+728352, 12.5.15. That is the remediation for this advisory.

The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.

Official advisory · high-confidence parse· fetched 2 hours ago·verify at source

Discussion(0)

No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.

Sign in to join the discussion.