Logo
-

Byte Open Security

(ByteOS Network)

Log In

Sign Up

ByteOS

Security
Vulnerability Details
Registries
Custom Views
Weaknesses
Attack Patterns
Filters & Tools
CVE Vulnerability Details :
CVE-2025-11838
PUBLISHED
More InfoOfficial Page
Assigner-WatchGuard
Assigner Org ID-5d1c2695-1a31-4499-88ae-e847036fd7e3
View Known Exploited Vulnerability (KEV) details
Published At-04 Dec, 2025 | 21:48
Updated At-15 Dec, 2025 | 23:18
Rejected At-
▼CVE Numbering Authority (CNA)
WatchGuard Firebox iked Memory Corruption Vulnerability

A memory corruption vulnerability in WatchGuard Fireware OS may allow an unauthenticated attacker to trigger a Denial of Service (DoS) condition in 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 12.6.1 up to and including 12.11.4 and 2025.1 up to and including 2025.1.2.

Affected Products
Vendor
WatchGuard Technologies, Inc.WatchGuard
Product
Fireware OS
Default Status
unaffected
Versions
Affected
  • From 12.6.1 through 12.11.4 (semver)
  • From 2025.1 through 2025.1.2 (semver)
Problem Types
TypeCWE IDDescription
CWECWE-763CWE-763 Release of Invalid Pointer or Reference
Type: CWE
CWE ID: CWE-763
Description: CWE-763 Release of Invalid Pointer or Reference
Metrics
VersionBase scoreBase severityVector
4.08.7HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Version: 4.0
Base score: 8.7
Base severity: HIGH
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-129CAPEC-129 Pointer Manipulation
CAPEC ID: CAPEC-129
Description: CAPEC-129 Pointer Manipulation
Solutions
Configurations
Workarounds
Exploits
Credits
finder
McCaulay Hudson (@_McCaulay) of watchTowr
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2025-00018
N/A
Hyperlink: https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2025-00018
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found