Perimeter Device Security & Active Exploitation
Critical firewall vulnerability exploited in active campaigns by threat actors targeting edge networking infrastructure, with confirmed attacker IP addresses and forensic indicators of compromise.
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WatchGuard Fireware CVE-2025-14733: Out-of-Bounds Write in iked Enables Unauthenticated RCE on 117,490+ Exposed Firewalls
A critical out-of-bounds write vulnerability in WatchGuard Fireware OS allows unauthenticated remote attackers to execute arbitrary code on perimeter devices via malicious IKEv2 packets. 117,490 exposed instances globally, 35,600+ in the U.S., with active exploitation confirmed since December 2025.