CVE-2021-42284

Windows Hyper-V Denial of Service Vulnerability

State: Published
Severity: 6.8 Medium
Published: Nov 10, 2021
Updated: Aug 19, 2026
Reserved: Oct 12, 2021

Description

Windows Hyper-V Denial of Service Vulnerability

Scores

CVSS	Score	Vector	Source
3.1	6.8 Medium	CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:P/RL:O/RC:C	microsoft

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
Windows 10 Version 1507Microsoft	10.0.10240.0 to before 10.0.10240.19119Affected
Windows 10 Version 1607Microsoft	10.0.14393.0 to before 10.0.14393.4770Affected
Windows 10 Version 1809Microsoft	10.0.17763.0 to before 10.0.17763.2300Affected
Windows 10 Version 1909Microsoft	10.0.0 to before 10.0.18363.1916Affected
Windows 10 Version 2004Microsoft	10.0.0 to before 10.0.19041.1348Affected
Windows 10 Version 21H1Microsoft	10.0.0 to before 10.0.19043.1348Affected
Windows 11 version 21H2Microsoft	10.0.22000.0 to before 10.0.22000.318Affected
Windows 8.1Microsoft	6.3.0 to before 6.3.9600.20174Affected
Windows Server 2012 R2Microsoft	6.3.9600.0 to before 6.3.9600.20174Affected
Windows Server 2012 R2 (Server Core installation)Microsoft	6.3.9600.0 to before 6.3.9600.20174Affected
Windows Server 2016Microsoft	10.0.14393.0 to before 10.0.14393.4770Affected
Windows Server 2016 (Server Core installation)Microsoft	10.0.14393.0 to before 10.0.14393.4770Affected
Windows Server 2019Microsoft	10.0.17763.0 to before 10.0.17763.2300Affected
Windows Server 2019 (Server Core installation)Microsoft	10.0.17763.0 to before 10.0.17763.2300Affected
Windows Server 2022Microsoft	10.0.20348.0 to before 10.0.20348.350Affected
Windows Server version 2004Microsoft	10.0.0 to before 10.0.19041.1348Affected
Windows Server version 20H2Microsoft	10.0.0 to before 10.0.19041.1348Affected

References

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