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Unrated severityCISA KEVNVD Advisory· Published Dec 19, 2025· Updated Feb 26, 2026

WatchGuard Firebox iked Out of Bounds Write Vulnerability

CVE-2025-14733

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 12.11.5 and 2025.1 up to and including 2025.1.3.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • WatchGuard/Firewarellm-fuzzy2 versions
    11.10.2 to 11.12.4_Update1, 12.0 to 12.11.5, 2025.1 to 2025.1.3+ 1 more
    • (no CPE)range: 11.10.2 to 11.12.4_Update1, 12.0 to 12.11.5, 2025.1 to 2025.1.3
    • (no CPE)range: 11.10.2

Patches

Vulnerability mechanics

References

1

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