CVE-2020-1243— Windows Hyper-V Denial of Service Vulnerability
Quick assessment
Affected
Microsoft Windows 10 Version 1803
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 Hyper-V是美国微软（Microsoft）公司的一款可提供硬件虚拟化的工具。该软件允许创建虚拟硬盘驱动器、虚拟交换机以及许多其他虚拟设备。 Microsoft Hyper-V 存在安全漏洞，该漏洞源于无法正确验证来宾操作系统上的用户的特定恶意数据时，存在拒绝服务漏洞。攻击者可利用该漏洞可以运行经特殊设计的应用程序。以下产品及版本受到影响： Windows 10 1909版本， Windows 10 1709版本， Windows Server 1909版本， Win
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1499.004 · Application or System Exploitation
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I. Basic Information for CVE-2020-1243
Vulnerability Information
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Vulnerability Title
Windows Hyper-V Denial of Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
<p>A denial of service vulnerability exists when Microsoft Hyper-V on a host server fails to properly validate specific malicious data from a user on a guest operating system.</p>
<p>To exploit the vulnerability, an attacker who already has a privileged account on a guest operating system, running as a virtual machine, could run a specially crafted application.</p>
<p>The security update addresses the vulnerability by resolving the conditions where Hyper-V would fail to handle these requests.</p>
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
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Windows Hyper-V 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Hyper-V是美国微软（Microsoft）公司的一款可提供硬件虚拟化的工具。该软件允许创建虚拟硬盘驱动器、虚拟交换机以及许多其他虚拟设备。 Microsoft Hyper-V 存在安全漏洞，该漏洞源于无法正确验证来宾操作系统上的用户的特定恶意数据时，存在拒绝服务漏洞。攻击者可利用该漏洞可以运行经特殊设计的应用程序。以下产品及版本受到影响： Windows 10 1909版本， Windows 10 1709版本， Windows Server 1909版本， Win
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 1803 | 10.0.0 ~ publication |
cpe:2.3:o:microsoft:windows_10_1803:*:*:*:*:*:*:x64:*
|
|
| Microsoft | Windows 10 Version 1809 | 10.0.0 ~ publication |
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
|
|
| 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 10 Version 1909 | 10.0.0 ~ publication |
cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x64:*
|
|
| Microsoft | Windows Server, version 1909 (Server Core installation) | 10.0.0 ~ publication |
cpe:2.3:o:microsoft:windows_server_1909:*:*:*:*:*:*:*:*
|
|
| Microsoft | Windows 10 Version 1709 | 10.0.0 ~ publication |
cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*
|
|
| Microsoft | Windows 10 Version 1903 for x64-based Systems | 10.0.0 ~ publication |
cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*
|
|
| Microsoft | Windows Server, version 1903 (Server Core installation) | 10.0.0 ~ publication |
cpe:2.3:o:microsoft:windows_server_1903:*:*:*:*:*:*:*:*
|
|
| Microsoft | Windows 10 Version 2004 | 10.0.0 ~ publication |
cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
|
|
| Microsoft | Windows Server version 2004 | 10.0.0 ~ publication |
cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*
|
|
| Microsoft | Windows 10 Version 1607 | 10.0.0 ~ publication |
cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*
|
|
| 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:*:*:*:*:*:*:*:*
|
|
II. Public POCs for CVE-2020-1243
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2020-1243 (1)
Same Patch Batch · Microsoft · 2020-10-16 · 89 CVEs total
| CVE-2020-1080 | 8.8 HIGH | Windows Hyper-V Elevation of Privilege Vulnerability |
| CVE-2020-16898 | 8.8 HIGH | Windows TCP/IP Remote Code Execution Vulnerability |
| CVE-2020-16911 | 8.8 HIGH | GDI+ Remote Code Execution Vulnerability |
| CVE-2020-16891 | 8.8 HIGH | Windows Hyper-V Remote Code Execution Vulnerability |
| CVE-2020-16946 | 8.7 HIGH | Microsoft Office SharePoint XSS Vulnerability |
| CVE-2020-16945 | 8.7 HIGH | Microsoft Office SharePoint XSS Vulnerability |
| CVE-2020-16944 | 8.7 HIGH | Microsoft SharePoint Reflective XSS Vulnerability |
| CVE-2020-16951 | 8.6 HIGH | Microsoft SharePoint Remote Code Execution Vulnerability |
| CVE-2020-16952 | 8.6 HIGH | Microsoft SharePoint Remote Code Execution Vulnerability |
| CVE-2020-16940 | 7.8 HIGH | Windows - User Profile Service Elevation of Privilege Vulnerability |
| CVE-2020-16936 | 7.8 HIGH | Windows Backup Service Elevation of Privilege Vulnerability |
| CVE-2020-16939 | 7.8 HIGH | Group Policy Elevation of Privilege Vulnerability |
| CVE-2020-16935 | 7.8 HIGH | Windows COM Server Elevation of Privilege Vulnerability |
| CVE-2020-16932 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2020-16929 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
| CVE-2020-16928 | 7.8 HIGH | Microsoft Office Click-to-Run Elevation of Privilege Vulnerability |
| CVE-2020-16924 | 7.8 HIGH | Jet Database Engine Remote Code Execution Vulnerability |
| CVE-2020-16923 | 7.8 HIGH | Microsoft Graphics Components Remote Code Execution Vulnerability |
| CVE-2020-16957 | 7.8 HIGH | Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability |
| CVE-2020-16930 | 7.8 HIGH | Microsoft Excel Remote Code Execution Vulnerability |
Showing top 20 of 89 CVEs. View all on vendor page → →
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V. Comments for CVE-2020-1243
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