What is GHSA-w44g-4gmf-m2ww?

GHSA-w44g-4gmf-m2ww is a security advisory published by GitHub Security Advisories with High severity. A null pointer dereference vulnerability in WatchGuard Fireware OS may allow a remote...

Which CVE IDs does GHSA-w44g-4gmf-m2ww cover?

GHSA-w44g-4gmf-m2ww covers the following CVE IDs: CVE-2026-13084. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-w44g-4gmf-m2wwHigh

A null pointer dereference vulnerability in WatchGuard Fireware OS may allow a remote...

Vendor

GitHub Security Advisories

Published

July 3, 2026

Last Modified

July 3, 2026

🔗 CVE IDs covered (1)

CVE-2026-13084 →

📋 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

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-13084
https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00024
https://github.com/advisories/GHSA-w44g-4gmf-m2ww