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CVE-2025-9242 PoC — WatchGuard Firebox iked Out of Bounds Write Vulnerability

Source
https://github.com/projectdiscovery/nuclei-templates/blob/main/code/cves/2025/CVE-2025-9242.yaml
Associated Vulnerability
Title:WatchGuard Firebox iked Out of Bounds Write Vulnerability (CVE-2025-9242)
Description:An Out-of-bounds Write vulnerability in WatchGuard Fireware OS 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.This vulnerability affects Fireware OS 11.10.2 up to and including 11.12.4_Update1, 12.0 up to and including 12.11.3 and 2025.1.
Description
WatchGuard Fireware OS 11.10.2 to 11.12.4_Update1, 12.0 to 12.11.3, and 2025.1 contains an out-of-bounds write caused by improper handling in Mobile User VPN and Branch Office VPN with IKEv2 dynamic gateway peer, letting remote unauthenticated attackers execute arbitrary code.
File Snapshot

 id: CVE-2025-9242

info:
  name: WatchGuard IKEv2 Out-of-Bounds Write Vulnerability
  author: pussyc

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