CVE-2025-1547 | BDVDB-2026-303809 Detail

WatchGuardFireware OS

Description#

A stack-based buffer overflow vulnerability [CWE-121] in WatchGuard Fireware OS's certificate request command could allow an authenticated privileged user to execute arbitrary code via specially crafted CLI commands.

Impact#

Per CVSS v4.0: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-121

References#

Exploit#

No public exploit known

History#

Version 12025-12-04Record published in the CVE List.
Version 22026-08-10Most recent update recorded in the CVE List.

Published

Published: 2025-12-04
Last modified: 2026-08-10

Vendor information

Vendor: WatchGuard
Product: Fireware OS

All WatchGuard vulnerabilities

Score

7.5 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 32.0.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= 12.0 and <= 12.11.3
Fixed
Not stated
Vulnerable
>= 12.0 and < 12.5.13
Fixed
12.5.13

Scoring System

CVSS v4.0

7.5 High

CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Metric breakdown
Attack Vector	Network
Attack Complexity	High
Attack Requirements	Present
Privileges Required	High
User Interaction	None
Vulnerable System Confidentiality	High
Vulnerable System Integrity	High
Vulnerable System Availability	High
Subsequent System Confidentiality	None
Subsequent System Integrity	None
Subsequent System Availability	None

CVSS v3.1

Not available

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).