CVE-2021-28476
Windows Hyper-V Remote Code Execution Vulnerability
Vexday Risk Score
60Attention
SSVC decision (CISA)
Attend
PoC available → attend closely
CVSS 9.9EPSS 38.4%KEV nãoPoC públicaNuclei —Metasploit —Patch —
Lifecycle
11 May 2021Published on NVD
31 May 2021Public PoC
Recommendation: Plan a near-term fix — a public PoC already exists.
Windows Hyper-V Remote Code Execution Vulnerability
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · Windows 10 Version 1507Microsoft · Windows 10 Version 1607Microsoft · Windows 10 Version 1803Microsoft · Windows 10 Version 1809Microsoft · Windows 10 Version 1909Microsoft · Windows 10 Version 2004Microsoft · Windows 7 Service Pack 1Microsoft · Windows 8.1Microsoft · Windows Server 2008 R2 Service Pack 1Microsoft · Windows Server 2008 R2 Service Pack 1 (Server Core installation)Microsoft · Windows Server 2008 Service Pack 2Microsoft · Windows Server 2008 Service Pack 2 (Server Core installation)Microsoft · Windows Server 2012Microsoft · Windows Server 2012 R2Microsoft · Windows Server 2012 R2 (Server Core installation)Microsoft · Windows Server 2012 (Server Core installation)Microsoft · Windows Server 2016Microsoft · Windows Server 2016 (Server Core installation)Microsoft · Windows Server 2019Microsoft · Windows Server 2019 (Server Core installation)Microsoft · Windows Server, version 1909 (Server Core installation)Microsoft · Windows Server version 2004Microsoft · Windows Server version 20H2public PoCs found — 4
githubgithub.com/0vercl0k/CVE-2021-28476★ 226githubgithub.com/bluefrostsecurity/CVE-2021-28476★ 9githubgithub.com/LaCeeKa/CVE-2021-28476-tools-env★ 1cve_referencepacketstormsecurity.com/files/163497/Microsoft-Hyper-V-vmswitch.sys-Proof-Of-Concept.htmlunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Want to know if your infrastructure is exposed to this?
Talk to TrueHacking →