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CVE PROGRAM SOURCE RECORD8.7 High

CVE-2026-13084

Null Pointer Dereference in WatchGuard Fireware OS iked Process

Description

A null pointer dereference vulnerability in WatchGuard Fireware OS may allow a remote unauthenticated attacker to create a denial-of-service (DoS) condition by sending specially crafted IKEv2 messages. This vulnerability affects both the Mobile User VPN with IKEv2 and the Branch Office VPN using IKEv2 when configured with a dynamic gateway peer. This vulnerability affects Fireware OS 11.10.2 up to and including 11.12.4_Update1, 12.0 up to and including 12.12 and 2025.1 up to and including 2026.2

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

WatchGuard Fireware OS

Default version status: unaffected

  • 2025.1 to < 2026.2.1affected
  • 12.0 to < 12.12.1affected
  • 11.10.2 to < *affected

WatchGuard Fireware OS

Default version status: unaffected

  • 12.0 to < 12.11.9affected

WatchGuard Fireware OS

Default version status: unaffected

  • 12.0 to < 12.5.19affected

References