CVE-2021-43237— Windows Setup Elevation of Privilege Vulnerability
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I. Basic Information for CVE-2021-43237
Vulnerability Information
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Vulnerability Title
Windows Setup Elevation of Privilege Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Windows Setup Elevation of Privilege Vulnerability
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft Windows Update 后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Update是美国微软（Microsoft）公司的一个程序更新服务。 Microsoft Windows Update Stack存在后置链接漏洞。以下产品和版本受到影响：Windows 10 Version 21H2 for x64-based Systems,Windows 10 Version 1909 for 32-bit Systems,Windows 10 Version 20H2 for ARM64-based Systems,Windows Server
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 1909 | 10.0.0 ~ 10.0.18363.1977 | cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1977:*:*:*:*:*:x86:* | |
| Microsoft | Windows 10 Version 21H1 | 10.0.0 ~ 10.0.19043.1415 | cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1415:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server 2022 | 10.0.0 ~ 10.0.20348.405 | cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.405:*:*:*:*:*:*:* | |
| Microsoft | Windows 10 Version 2004 | 10.0.0 ~ 10.0.19041.1415 | cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1415:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server version 2004 | 10.0.0 ~ 10.0.19041.1415 | cpe:2.3:o:microsoft:windows_server_2004:10.0.19041.1415:*:*:*:*:*:*:* | |
| Microsoft | Windows 10 Version 20H2 | 10.0.0 ~ 10.0.19042.1415 | cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1415:*:*:*:*:*:x86:* | |
| Microsoft | Windows Server version 20H2 | 10.0.0 ~ 10.0.19042.1415 | cpe:2.3:o:microsoft:windows_server_20H2:10.0.19042.1415:*:*:*:*:*:*:* | |
| Microsoft | Windows 11 version 21H2 | 10.0.0 ~ 10.0.22000.376 | cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.376:*:*:*:*:*:x64:* | |
| Microsoft | Windows 10 Version 21H2 | 10.0.0 ~ 10.0.19044.1415 | cpe:2.3:o:microsoft:windows_10_21H2:10.0.19044.1415:*:*:*:*:*:x86:* |
II. Public POCs for CVE-2021-43237
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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- https://www.zerodayinitiative.com/advisories/ZDI-22-018/x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-43237
Same Patch Batch · Microsoft · 2021-12-15 · 67 CVEs total
| CVE-2021-42313 | 10.0 CRITICAL | Microsoft Defender for IoT Remote Code Execution Vulnerability |
| CVE-2021-42311 | 10.0 CRITICAL | Microsoft Defender for IoT Remote Code Execution Vulnerability |
| CVE-2021-43215 | 9.8 CRITICAL | iSNS Server Memory Corruption Vulnerability Can Lead to Remote Code Execution |
| CVE-2021-43907 | 9.8 CRITICAL | Visual Studio Code WSL Extension Remote Code Execution Vulnerability |
| CVE-2021-43899 | 9.8 CRITICAL | Microsoft 4K Wireless Display Adapter Remote Code Execution Vulnerability |
| CVE-2021-43905 | 9.6 CRITICAL | Microsoft Office app Remote Code Execution Vulnerability |
| CVE-2021-43882 | 9.0 CRITICAL | Microsoft Defender for IoT Remote Code Execution Vulnerability |
| CVE-2021-42315 | 8.8 HIGH | Microsoft Defender for IoT Remote Code Execution Vulnerability |
| CVE-2021-42314 | 8.8 HIGH | Microsoft Defender for IoT Remote Code Execution Vulnerability |
| CVE-2021-41365 | 8.8 HIGH | Microsoft Defender for IoT Remote Code Execution Vulnerability |
| CVE-2021-42309 | 8.8 HIGH | Microsoft SharePoint Server Remote Code Execution Vulnerability |
| CVE-2021-43877 | 8.8 HIGH | ASP.NET Core and Visual Studio Elevation of Privilege Vulnerability |
| CVE-2021-43217 | 8.1 HIGH | Windows Encrypting File System (EFS) Remote Code Execution Vulnerability |
| CVE-2021-42310 | 8.1 HIGH | Microsoft Defender for IoT Remote Code Execution Vulnerability |
| CVE-2021-42320 | 8.0 HIGH | Microsoft SharePoint Server Spoofing Vulnerability |
| CVE-2021-43232 | 7.8 HIGH | Windows Event Tracing Remote Code Execution Vulnerability |
| CVE-2021-43226 | 7.8 HIGH | Windows Common Log File System Driver Elevation of Privilege Vulnerability |
| CVE-2021-43231 | 7.8 HIGH | Windows NTFS Elevation of Privilege Vulnerability |
| CVE-2021-43223 | 7.8 HIGH | Windows Remote Access Connection Manager Elevation of Privilege Vulnerability |
| CVE-2021-43230 | 7.8 HIGH | Windows NTFS Elevation of Privilege Vulnerability |
Showing top 20 of 67 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Windows 10 Version 1909
- CVE-2022-23279
Windows ALPC Elevation of Privilege Vulnerability - CVE-2022-24525
Windows Update Stack Elevation of Privilege Vulnerability - CVE-2022-21984
Windows DNS Server Remote Code Execution Vulnerability - CVE-2021-43240
NTFS Set Short Name Elevation of Privilege Vulnerability - CVE-2021-41339
Microsoft DWM Core Library Elevation of Privilege Vulnerabil
Same vendor: Microsoft
- CVE-2026-42826
Azure DevOps Information Disclosure Vulnerability - CVE-2026-35428
Azure Cloud Shell Spoofing Vulnerability - CVE-2026-35435
Azure AI Foundry Elevation of Privilege Vulnerability - CVE-2026-34327
Microsoft Partner Center Spoofing Vulnerability - CVE-2026-33844
Azure Managed Instance for Apache Cassandra Remote Code Exec
V. Comments for CVE-2021-43237
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