CVE-2025-14733
CRITICAL CISA KEVCVSS v3
9.8
CRITICAL
EPSS Score
30.4%
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
Description
An Out-of-bounds Write vulnerability in WatchGuard Fireware OS may allow a remote unauthenticated attacker to execute arbitrary code. This vulnerability affects both the Mobile User VPN with IKEv2 and the Branch Office VPN using IKEv2 when configured with a dynamic gateway peer.This vulnerability affects Fireware OS 11.10.2 up to and including 11.12.4_Update1, 12.0 up to and including 12.11.5 and 2025.1 up to and including 2025.1.3.
CISA Known Exploited Vulnerability
- Date Added
- 12/19/2025
- Patch Due Date
- 12/26/2025
- Required Action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Technical Details
- CVSS v3 Vector
- 3.1
- Published
- 12/19/2025
- Last Modified
- 12/23/2025
Frequently Asked Questions
What is CVE-2025-14733?
An Out-of-bounds Write vulnerability in WatchGuard Fireware OS may allow a remote unauthenticated attacker to execute arbitrary code. This vulnerability affects both the Mobile User VPN with IKEv2 and the Branch Office VPN using IKEv2 when configured with a dynamic gateway peer.This vulnerability affects Fireware OS 11.10.2 up to and including 11.12.4_Update1, 12.0 up to and including 12.11.5 and 2025.1 up to and including 2025.1.3.
Is CVE-2025-14733 actively exploited?
Yes. CVE-2025-14733 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 12/26/2025.
What is the CVSS score for CVE-2025-14733?
CVE-2025-14733 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string 3.1.
Is CVE-2025-14733 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.