WatchGuard Firebox Out of Bounds Write Vulnerability

WatchGuard Firebox

WatchGuard Fireware OS iked process contains an out of bounds write vulnerability in the OS iked process. This vulnerability may allow a remote unauthenticated attacker to execute arbitrary code and affects both the mobile user VPN with IKEv2 and the branch office VPN using IKEv2 when configured with a dynamic gateway peer. Added to CISA KEV on 2025-12-19 (federal deadline 2025-12-26).

First seen: 19 Dec 2025
Last update: 19 Dec 2025, 12:00 UTC
Identifiers: CVE-2025-14733
Source: CISA KEV

Check this repository for exposure to one security incident from pwned.coffee. Report first, change nothing until I say so.

## WatchGuard Firebox Out of Bounds Write Vulnerability
Severity: critical, exploited in the wild. Patch status: patched.
Affected: WatchGuard Firebox
Ids: CVE-2025-14733

WatchGuard Fireware OS iked process contains an out of bounds write vulnerability in the OS iked process. This vulnerability may allow a remote unauthenticated attacker to execute arbitrary code and affects both the mobile user VPN with IKEv2 and the branch office VPN using IKEv2 when configured with a dynamic gateway peer. Added to CISA KEV on 2025-12-19 (federal deadline 2025-12-26).

## Steps
1. Search the repo, its CI and infra config for WatchGuard Firebox. If present, report the version in use and whether it's affected.

## Report
A table: file, product or package, version in use, affected yes/no, exact fix. Then anything a human has to check outside the repo.

If you have the pwned.coffee MCP server (https://pwned.coffee/mcp), call lookup_cve("CVE-2025-14733") for the latest, and check_repo with this repo's lockfiles, Dockerfiles and workflows for a full receipt.
Sources: https://nvd.nist.gov/vuln/detail/CVE-2025-14733
https://pwned.coffee/i/watchguard-firebox-out-of-bounds-write-vulnerability-cve-2025-14733

Sources

NVD: CVE-2025-14733

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