CVE-2025-21325— Windows Secure Kernel Mode Elevation of Privilege Vulnerability
Quick assessment
Affected
Microsoft Windows 10 Version 21H2
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.
Microsoft Windows Secure Kernel Mode是美国微软（Microsoft）公司的一个安全功能，它利用虚拟化技术来增强系统的安全性。 Microsoft Windows Secure Kernel Mode存在安全漏洞，该漏洞源于存在特权提升漏洞。以下产品和版本受到影响：Windows 10 Version 21H2 for 32-bit Systems,Windows 10 Version 21H2 for ARM64-based Systems,Windows 10 Ver
Possible ATT&CK Techniques 1 AI
T1068 · Exploitation for Privilege EscalationAffected Version Matrix 8
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Microsoft | Windows 10 Version 21H2 | 10.0.19044.0< 10.0.19044.5371 |
affected |
| Microsoft | Windows 10 Version 22H2 | 10.0.19045.0< 10.0.19045.5371 |
affected |
| Microsoft | Windows 11 version 22H2 | 10.0.22621.0< 10.0.22621.4751 |
affected |
| Microsoft | Windows 11 version 22H3 | 10.0.22631.0< 10.0.22631.4751 |
affected |
| Microsoft | Windows 11 Version 23H2 | 10.0.22631.0< 10.0.22631.4751 |
affected |
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0< 10.0.26100.2894 |
affected |
| Microsoft | Windows Server 2025 | 10.0.26100.0< 10.0.26100.2894 |
affected |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0< 10.0.26100.2894 |
affected |
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I. Basic Information for CVE-2025-21325
Vulnerability Information
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Vulnerability Title
Windows Secure Kernel Mode Elevation of Privilege Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Windows Secure Kernel Mode Elevation of Privilege Vulnerability
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
关键资源的不正确权限授予
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Windows Secure Kernel Mode 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Secure Kernel Mode是美国微软（Microsoft）公司的一个安全功能，它利用虚拟化技术来增强系统的安全性。 Microsoft Windows Secure Kernel Mode存在安全漏洞，该漏洞源于存在特权提升漏洞。以下产品和版本受到影响：Windows 10 Version 21H2 for 32-bit Systems,Windows 10 Version 21H2 for ARM64-based Systems,Windows 10 Ver
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 |
|---|---|---|---|---|
| Microsoft | Windows 10 Version 21H2 | 10.0.19044.0 ~ 10.0.19044.5371 | - |
|
| Microsoft | Windows 10 Version 22H2 | 10.0.19045.0 ~ 10.0.19045.5371 | - |
|
| Microsoft | Windows 11 version 22H2 | 10.0.22621.0 ~ 10.0.22621.4751 | - |
|
| Microsoft | Windows 11 version 22H3 | 10.0.22631.0 ~ 10.0.22631.4751 | - |
|
| Microsoft | Windows 11 Version 23H2 | 10.0.22631.0 ~ 10.0.22631.4751 | - |
|
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0 ~ 10.0.26100.2894 | - |
|
| Microsoft | Windows Server 2025 | 10.0.26100.0 ~ 10.0.26100.2894 | - |
|
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 ~ 10.0.26100.2894 | - |
|
II. Public POCs for CVE-2025-21325
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2025-21325 (1)
Same Patch Batch · Microsoft · 2025-01-17 · 3 CVEs total
| CVE-2025-21399 | 7.4 HIGH | Microsoft Edge (Chromium-based) Update Elevation of Privilege Vulnerability |
| CVE-2025-21185 | 6.5 MEDIUM | Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability |
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V. Comments for CVE-2025-21325
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