critical9.8Known exploited
CVE-2025-14733
WatchGuard Firebox Out of Bounds Write Vulnerability
Exploited in the wild
This vulnerability is on the CISA Known Exploited Vulnerabilities list, added 2025-12-19. Federal due date: 2025-12-26.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Impact
WatchGuard Fireware OS iked process contains an out of bounds write vulnerability in the OS iked process. This vulnerability may allow a remote unauthenticated attacker to execute arbitrary code and affects both the mobile user VPN with IKEv2 and the branch office VPN using IKEv2 when configured with a dynamic gateway peer.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Watchguard | Fireware | from 11.10.2 before 12.5.15 from 11.10.2 before 12.11.6 from 2025.1 before 2025.1.4 |