High severity · published Dec 4, 2025
CVE-2025-1547
WatchGuard Firebox Authenticated Stack Overflow in Certificate Request Command
7.2
CVSS
0.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 29% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
Fireware OS · WatchGuard
12.0 through 12.11.3; 12.0 before 12.5.13 · source: vendor
FI
Fireware · Watchguard
12.0.0 before 12.11.3; 12.5 before 12.5.13 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-1547
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-1547
psirt.watchguard.com
https://psirt.watchguard.com/CVE-2025-1547
Vendor Advisory
https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2025-00013
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