CVE-2021-26894— Windows DNS Server Remote Code Execution Vulnerability
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I. Basic Information for CVE-2021-26894
Vulnerability Information
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Vulnerability Title
Windows DNS Server Remote Code Execution Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Windows DNS Server Remote Code Execution Vulnerability
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/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 DNS 服务器安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows DNS是美国微软（Microsoft）公司的一个域名解析服务。域名系统（DNS）是包含TCP / IP的行业标准协议套件之一，并且DNS客户端和DNS服务器共同为计算机和用户提供计算机名称到IP地址的映射名称解析服务。 Windows DNS 服务器存在安全漏洞。以下产品和版本受到影响：Windows Server 2019,Windows Server 2019 (Server Core installation),Windows Server, version 19
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 Server 2019 | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* | |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* | |
| Microsoft | Windows Server, version 1909 (Server Core installation) | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_1909:*:*:*:*:*:*:*:* | |
| Microsoft | Windows Server version 2004 | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:* | |
| Microsoft | Windows Server version 20H2 | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_20H2:*:*:*:*:*:*:*:* | |
| Microsoft | Windows Server 2016 | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* | |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* | |
| Microsoft | Windows Server 2008 Service Pack 2 | 6.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2008_sp2:*:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server 2008 Service Pack 2 (Server Core installation) | 6.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2008_sp2:*:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server 2008 Service Pack 2 | 6.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2008_sp2:*:*:*:*:*:*:x86:* | |
| Microsoft | Windows Server 2008 R2 Service Pack 1 | 6.1.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2008_R2:*:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server 2008 R2 Service Pack 1 (Server Core installation) | 6.0.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2008_R2:*:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server 2012 | 6.2.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server 2012 R2 | 6.3.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:* | |
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.0 ~ publication | cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:* |
II. Public POCs for CVE-2021-26894
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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Same Patch Batch · Microsoft · 2021-03-11 · 80 CVEs total
| CVE-2021-26867 | 9.9 CRITICAL | Windows Hyper-V Remote Code Execution Vulnerability |
| CVE-2021-26897 | 9.8 CRITICAL | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-26895 | 9.8 CRITICAL | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-26893 | 9.8 CRITICAL | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-26877 | 9.8 CRITICAL | Windows DNS Server Remote Code Execution Vulnerability |
| CVE-2021-27080 | 9.3 CRITICAL | Azure Sphere Unsigned Code Execution Vulnerability |
| CVE-2021-27085 | 8.8 HIGH | Internet Explorer Remote Code Execution Vulnerability |
| CVE-2021-26876 | 8.8 HIGH | OpenType Font Parsing Remote Code Execution Vulnerability |
| CVE-2021-26865 | 8.8 HIGH | Windows Container Execution Agent Elevation of Privilege Vulnerability |
| CVE-2021-27076 | 8.8 HIGH | Microsoft SharePoint Server Remote Code Execution Vulnerability |
| CVE-2021-26411 | 8.8 HIGH | Internet Explorer Memory Corruption Vulnerability |
| CVE-2021-26864 | 8.4 HIGH | Windows Virtual Registry Provider Elevation of Privilege Vulnerability |
| CVE-2021-24089 | 7.8 HIGH | HEVC Video Extensions Remote Code Execution Vulnerability |
| CVE-2021-26891 | 7.8 HIGH | Windows Container Execution Agent Elevation of Privilege Vulnerability |
| CVE-2021-24090 | 7.8 HIGH | Windows Error Reporting Elevation of Privilege Vulnerability |
| CVE-2021-26887 | 7.8 HIGH | Microsoft Windows Folder Redirection Elevation of Privilege Vulnerability |
| CVE-2021-26885 | 7.8 HIGH | Windows WalletService Elevation of Privilege Vulnerability |
| CVE-2021-26882 | 7.8 HIGH | Remote Access API Elevation of Privilege Vulnerability |
| CVE-2021-26880 | 7.8 HIGH | Storage Spaces Controller Elevation of Privilege Vulnerability |
| CVE-2021-26889 | 7.8 HIGH | Windows Update Stack Elevation of Privilege Vulnerability |
Showing top 20 of 80 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Windows Server 2019
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Windows Remote Desktop Gateway (RD Gateway) Denial of Servic - CVE-2024-49125
Windows Routing and Remote Access Service (RRAS) Remote Code
Same vendor: Microsoft
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