Description
Windows Hyper-V Remote Code Execution Vulnerability
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Windows 10 Version 1803 | 10.0.0 – < 10.0.17134.2207 | 10.0.17134.2207 |
| Microsoft | Windows 10 Version 1809 | 10.0.0 – < 10.0.17763.1935 | 10.0.17763.1935 |
| Microsoft | Windows Server 2019 | 10.0.0 – < 10.0.17763.1935 | 10.0.17763.1935 |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.0 – < 10.0.17763.1935 | 10.0.17763.1935 |
| Microsoft | Windows 10 Version 1909 | 10.0.0 – < 10.0.18363.1556 | 10.0.18363.1556 |
| Microsoft | Windows Server, version 1909 (Server Core installation) | 10.0.0 – < 10.0.18363.1556 | 10.0.18363.1556 |
| Microsoft | Windows 10 Version 2004 | 10.0.0 – < 10.0.19041.982 | 10.0.19041.982 |
| Microsoft | Windows Server version 2004 | 10.0.0 – < 10.0.19041.982 | 10.0.19041.982 |
| Microsoft | Windows Server version 20H2 | 10.0.0 – < 10.0.19042.982 | 10.0.19042.982 |
| Microsoft | Windows 10 Version 1507 | 10.0.0 – < 10.0.10240.18931 | 10.0.10240.18931 |
| Microsoft | Windows 10 Version 1607 | 10.0.0 – < 10.0.14393.4401 | 10.0.14393.4401 |
| Microsoft | Windows Server 2016 | 10.0.0 – < 10.0.14393.4401 | 10.0.14393.4401 |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.0 – < 10.0.14393.4401 | 10.0.14393.4401 |
| Microsoft | Windows 7 Service Pack 1 | 6.1.0 – < 6.1.7601.24597, 6.1.0 – < 6.1.7601.24598 | 6.1.7601.24597 |
| Microsoft | Windows 8.1 | 6.3.0 – < 6.3.9600.20017 | 6.3.9600.20017 |
| Microsoft | Windows Server 2008 Service Pack 2 | 6.0.0 – < 6.0.6003.21117 | 6.0.6003.21117 |
| Microsoft | Windows Server 2008 Service Pack 2 (Server Core installation) | 6.0.0 – < 6.0.6003.21117 | 6.0.6003.21117 |
| Microsoft | Windows Server 2008 R2 Service Pack 1 | 6.1.0 – < 6.1.7601.24597, 6.1.0 – < 6.1.7601.24598 | 6.1.7601.24597 |
| Microsoft | Windows Server 2008 R2 Service Pack 1 (Server Core installation) | 6.0.0 – < 6.1.7601.24597, 6.0.0 – < 6.1.7601.24598 | 6.1.7601.24597 |
| Microsoft | Windows Server 2012 | 6.2.0 – < 6.2.9200.23347 | 6.2.9200.23347 |
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.0 – < 6.2.9200.23347 | 6.2.9200.23347 |
| Microsoft | Windows Server 2012 R2 | 6.3.0 – < 6.3.9600.20017 | 6.3.9600.20017 |
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.0 – < 6.3.9600.20017 | 6.3.9600.20017 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 5 repositories
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0vercl0k/CVE-2021-28476 ★ 226 · May 31, 2021
PoC for CVE-2021-28476 a guest-to-host "Hyper-V Remote Code Execution Vulnerability" in vmswitch.sys.
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bluefrostsecurity/CVE-2021-28476 ★ 9 · Jun 2, 2021
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australeo/CVE-2021-28476 ★ 6 · Jan 16, 2022
CVE-2021-28476: Hyper-V vmswitch.sys arbitrary pointer dereference from guest VM
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dengyang123x/0vercl0k ★ 1 · Apr 17, 2022
PoC for CVE-2021-28476 a guest-to-host "Hyper-V Remote Code Execution Vulnerability" in vmswitch.sys.
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LaCeeKa/CVE-2021-28476-tools-env ★ 1 · Aug 15, 2021
tools for automate configure Ubuntu 20.04 enviroment for testing CVE-2021-28476.
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.