IKEv2 is a technology platform tracked across 1 threat cluster and 3 intelligence report mentions on ThreatCluster. First observed December 19, 2025; most recent activity December 19, 2025.
IKEv2 is a widely used VPN protocol (IPsec) that secures VPN tunnels for remote access and site-to-site connectivity, often implemented in enterprise devices and appliances such as WatchGuard Firebox. The recent Firebox firmware 9.3 vulnerability being actively exploited highlights how weaknesses in VPN gateway appliances can enable malware delivery and unauthorized access, underscoring the importance of rapid patching and monitoring of VPN infrastructure.
WatchGuard has issued a warning about a critical remote code execution vulnerability, tracked as CVE-2025-14733, affecting its Firebox firewalls running Fireware OS 11.x and later. The flaw allows unauthenticated…