CVE-2021-31977

Windows Hyper-V Denial of Service Vulnerability

State: Published
Severity: 8.6 High
Published: Jun 8, 2021
Updated: Aug 3, 2024
Reserved: Apr 30, 2021

Description

Windows Hyper-V Denial of Service Vulnerability

Scores

CVSS	Score	Vector	Source
3.1	8.6 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C	microsoft

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
Windows 10 Version 1809Microsoft	10.0.0 to before 10.0.17763.1999Affected
Windows Server 2019Microsoft	10.0.0 to before 10.0.17763.1999Affected
Windows Server 2019 (Server Core installation)Microsoft	10.0.0 to before 10.0.17763.1999Affected
Windows 10 Version 1909Microsoft	10.0.0 to before 10.0.18363.1621Affected
Windows 10 Version 21H1Microsoft	10.0.0 to before 10.0.19043.1052Affected
Windows 10 Version 2004Microsoft	10.0.0 to before 10.0.19041.1052Affected
Windows Server version 2004Microsoft	10.0.0 to before 10.0.19041.1052Affected
Windows Server version 20H2Microsoft	10.0.0 to before 10.0.19042.1052Affected
Windows 10 Version 1507Microsoft	10.0.0 to before 10.0.10240.18967Affected
Windows 10 Version 1607Microsoft	10.0.0 to before 10.0.14393.4467Affected
Windows Server 2016Microsoft	10.0.0 to before 10.0.14393.4467Affected
Windows Server 2016 (Server Core installation)Microsoft	10.0.0 to before 10.0.14393.4467Affected

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31977

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