PT-2025-49164 · Watchguard · Fireware Os

Published 2025-12-04 · Updated 2025-12-10 · CVE-2025-13940

Positive Technologies (AI Summary)

CVSS v4.0

6.7

Medium

Base vector

AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions WatchGuard Fireware OS versions 12.8.1 through 12.11.4 WatchGuard Fireware OS versions 2025.1 through 2025.1.2

Description A flaw exists within the Fireware OS that could allow an attacker to circumvent the boot time system integrity check. This bypass could also prevent the Firebox from shutting down when a system integrity check fails. The on-demand system integrity check within the Fireware Web UI will accurately report a failed system integrity check in such instances.

Recommendations Update to a version of Fireware OS later than 12.11.4. Update to a version of Fireware OS later than 2025.1.2.

Fix

Weakness Enumeration

CWE-440

Related Identifiers

BDU:2025-15420

CVE-2025-13940

Affected Products

Fireware Os

References · 7

• https://watchguard.com/wgrd-psirt/advisory/wgsa-2025-00026 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-15420 · Security Note
• https://osv.dev/vulnerability/CVE-2025-13940 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-13940 · Security Note
• https://t.me/cveNotify/145344 · Telegram Post
• https://twitter.com/CVEnew/status/1996704780161343870 · Twitter Post
• https://t.me/CVEtracker/38867 · Telegram Post