CVE-2026-13368— WatchGuard Firebox Race Condition and Use-After-Free in Mobile VPN with IKEv2 LDAP Authentication
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公司的一款网络防火墙的操作系统。 WatchGuard Fireware OS存在资源管理错误漏洞，该漏洞源于LDAP认证中存在竞争条件导致释放后重用，可能导致远程未经验证攻击者在配置了使用外部LDAP认证服务器的IKEv2移动VPN的Firebox上执行任意代码。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 5
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| WatchGuard | Fireware OS | 2025.1< 2026.2.1 |
affected |
12.0< 12.12.1 |
unaffected | ||
11.10.2≤ 11.12.4+541730 |
unaffected | ||
12.0< 12.11.9 |
affected | ||
12.0< 12.5.19 |
affected |
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I. Basic Information for CVE-2026-13368
Vulnerability Information
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Vulnerability Title
WatchGuard Firebox Race Condition and Use-After-Free in Mobile VPN with IKEv2 LDAP Authentication
Source: CVE Program / CVE List V5
Vulnerability Description
WatchGuard Fireware OS contains a race condition leading to a use-after-free vulnerability in LDAP authentication for the Mobile User VPN with IKEv2. A remote unauthenticated attacker could exploit this vulnerability to execute arbitrary code in the context of the iked process on Fireboxes that have a Mobile VPN with IKEv2 configured to use an external LDAP authentication server.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
WatchGuard Fireware OS 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WatchGuard Fireware OS是美国WatchGuard公司的一款网络防火墙的操作系统。 WatchGuard Fireware OS存在资源管理错误漏洞，该漏洞源于LDAP认证中存在竞争条件导致释放后重用，可能导致远程未经验证攻击者在配置了使用外部LDAP认证服务器的IKEv2移动VPN的Firebox上执行任意代码。
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 ~ 2026.2.1 | - |
|
| WatchGuard | Fireware OS | 12.0 ~ 12.11.9 | - |
|
| WatchGuard | Fireware OS | 12.0 ~ 12.5.19 | - |
|
II. Public POCs for CVE-2026-13368
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-13368 (2)
-
-
🔗 404 - File Not Found | WatchGuard Technologies vendor-advisory
Same Patch Batch · WatchGuard · 2026-07-02 · 17 CVEs total
| CVE-2026-13084 | 8.7 HIGH | Null Pointer Dereference in WatchGuard Fireware OS iked Process |
| CVE-2026-13722 | 8.6 HIGH | WatchGuard Firebox Firmware Image Validation Bypass in WatchGuard Fireware OS |
| CVE-2026-13383 | 8.6 HIGH | WatchGuard Firebox ikestubd Out of Bounds Write Vulnerability |
| CVE-2026-13053 | 8.6 HIGH | WatchGuard Firebox Authenticated Out of Bounds Write in Management CLI Command Handler |
| CVE-2026-13050 | 8.6 HIGH | WatchGuard Firebox networkd Out of Bounds Write Vulnerability |
| CVE-2026-13054 | 8.6 HIGH | WatchGuard Firebox Arbitrary File Write via Path Traversal in Management Web UI |
| CVE-2026-13384 | 8.6 HIGH | WatchGuard Firebox wgagent Out of Bounds Write Vulnerability |
| CVE-2026-8247 | 7.7 HIGH | WatchGuard Firebox admd Out of Bounds Write Vulnerability |
| CVE-2026-13079 | 7.3 HIGH | WatchGuard Mobile VPN with SSL Windows Client Local Privilege Escalation |
| CVE-2026-13371 | 6.9 MEDIUM | WatchGuard Firebox Management Web UI Denial of Service via Unsafe Deserialization |
| CVE-2026-13728 | 5.9 MEDIUM | WatchGuard Firebox Hardcoded Fallback Encryption Key in Access Portal Resource Credential |
| CVE-2026-13377 | 4.8 MEDIUM | WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in SIP Proxy Configurat |
| CVE-2026-13373 | 4.8 MEDIUM | WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Tigerpaw Technology |
| CVE-2026-13376 | 4.8 MEDIUM | WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in spamBlocker Module |
| CVE-2026-13375 | 4.8 MEDIUM | WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in Autotask Technology |
| CVE-2026-13374 | 4.8 MEDIUM | WatchGuard Firebox Stored Cross-Site-Scripting (XSS) Vulnerability in ConnectWise Technolo |
IV. Related Vulnerabilities
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CVE-2026-86134
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V. Comments for CVE-2026-13368
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