CVE-2025-11838— WatchGuard Firebox iked Memory Corruption Vulnerability
Quick assessment
Affected
WatchGuard Fireware OS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
WatchGuard Fireware OS是美国WatchGuard公司的一个在 Firebox 上运行的软件。 WatchGuard Fireware OS 12.11.4及之前版本和2025.1.2及之前版本存在安全漏洞，该漏洞源于内存损坏，可能导致拒绝服务攻击。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1499 · Endpoint Denial of ServiceAffected Version Matrix 2
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| WatchGuard | Fireware OS | 2025.1≤ 2025.1.3 |
affected |
12.6.1≤ 12.11.5 |
affected |
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I. Basic Information for CVE-2025-11838
Vulnerability Information
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Vulnerability Title
WatchGuard Firebox iked Memory Corruption Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
对无效指针或索引的释放
Source: CVE Program / CVE List V5
Vulnerability Title
WatchGuard Fireware OS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WatchGuard Fireware OS是美国WatchGuard公司的一个在 Firebox 上运行的软件。 WatchGuard Fireware OS 12.11.4及之前版本和2025.1.2及之前版本存在安全漏洞，该漏洞源于内存损坏，可能导致拒绝服务攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| WatchGuard | Fireware OS | 2025.1 ~ 2025.1.3 | - |
|
II. Public POCs for CVE-2025-11838
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2025-11838 (2)
-
-
🔗 404 - File Not Found | WatchGuard Technologies vendor-advisory
Same Patch Batch · WatchGuard · 2025-12-04 · 13 CVEs total
| CVE-2025-12196 | 8.6 HIGH | WatchGuard Firebox Authenticated Out of Bounds Write in Management CLI Ping Command |
| CVE-2025-12195 | 8.6 HIGH | WatchGuard Firebox Authenticated Out of Bounds Write in Management CLI IPSec Configuration |
| CVE-2025-12026 | 8.6 HIGH | WatchGuard Firebox Authenticated Out of Bounds Write in certd |
| CVE-2025-1545 | 8.2 HIGH | WatchGuard Firebox XPath Injection Vulnerability in Web CGI |
| CVE-2025-1547 | 7.5 HIGH | WatchGuard Firebox Authenticated Stack Overflow in Certificate Request Command |
| CVE-2025-13940 | 6.7 MEDIUM | WatchGuard Firebox Boot Time System Integrity Check Bypass |
| CVE-2025-1910 | 6.3 MEDIUM | WatchGuard Mobile VPN with SSL Local Privilege Escalation via Update Package |
| CVE-2025-6946 | 4.8 MEDIUM | WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in IPS Configuration |
| CVE-2025-13937 | 4.8 MEDIUM | WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in ConnectWise Technolo |
| CVE-2025-13936 | 4.8 MEDIUM | WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Tigerpaw Technology |
| CVE-2025-13939 | 4.8 MEDIUM | WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Gateway Wireless Con |
| CVE-2025-13938 | 4.8 MEDIUM | WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Autotask Technology |
IV. Related Vulnerabilities
Same product: Fireware OS
-
CVE-2026-86134
Fireware OS Pre-Authentication NULL Pointer Dereference Allo -
CVE-2026-13224
Fireware OS Path Traversal in WebUI Management Agent Allows -
CVE-2026-18105
Fireware OS Uncontrolled Resource Consumption in Diagnostic -
CVE-2026-90441
Fireware OS Missing Authorization in wgagent Management API -
CVE-2026-13046
Fireware OS Deserialization of Untrusted Data in samld Allow
Same vendor: WatchGuard
-
CVE-2026-13043
WatchGuard Endpoint Security Missing Authentication in Kerne -
CVE-2026-86134
Fireware OS Pre-Authentication NULL Pointer Dereference Allo -
CVE-2026-18145
Fireware OS Stack-based Buffer Overflow in spamd Allows Remo -
CVE-2026-13224
Fireware OS Path Traversal in WebUI Management Agent Allows -
CVE-2026-90441
Fireware OS Missing Authorization in wgagent Management API
Same weakness: CWE-763
V. Comments for CVE-2025-11838
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