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Home - Vulnerability NotesPrint
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CERT-In Vulnerability Note CIVN-2025-0381
Remote Code Execution Vulnerability in WatchGuard Fireware

Original Issue Date:December 22, 2025

Severity Rating: HIGH

Software Affected

  • Fireware OS 2025.1 versions prior to 2025.1.4
  • Fireware OS 12.0 versions prior to 12.11.6
  • Fireware OS 11.x versions from 11.10.2 through 11.12.4_Update1

Overview

A vulnerability has been reported in WatchGuard¿s Firebox Fireware OS which could allow a remote attacker to execute arbitrary code on the target system.

Target Audience:
Network administrators, security administrators, SOC teams, and end-user organizations using WatchGuard Firebox Fireware OS.

Risk Assessment:
High risk to confidentiality, integrity, and availability.

Impact Assessment:
Potential for remote code execution and complete system compromise.

Description

WatchGuard Fireware is the operating system that runs on WatchGuard Firebox appliances, providing firewall, VPN, and unified threat management security features.

This vulnerability exists in WatchGuard¿s Firebox Fireware OS due to an out-of-bounds write flaw in the IKEv2 (iked) process. A remote, unauthenticated attacker could exploit this vulnerability by sending specially crafted IKEv2 traffic to the affected device.

Successful exploitation of this vulnerability could allow the attacker to execute arbitrary code on the target system leading to complete system compromise.

Note: This vulnerability is being exploited in the wild. Users are advised to urgently patch their systems.

Solution

Upgrade to the latest versions as mentioned in the advisory:
https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2025-00027

Vendor Information

Watchguard
https://www.watchguard.com/

References

 
https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2025-00027

CVE Name
CVE-2025-14733

Disclaimer

The information provided herein is on "as is" basis, without warranty of any kind.

Contact Information

Email: info@cert-in.org.in
Phone: +91-11-22902657

Postal address

Indian Computer Emergency Response Team (CERT-In)
Ministry of Electronics and Information Technology
Government of India
Electronics Niketan
6, CGO Complex, Lodhi Road,
New Delhi - 110 003
India

 
Indian Computer Emergency Response Team - CERT-In, Ministry of Electronics and Information Technology, Government of India.
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