CVE-2021-42274

MediumCVSS 6.8/10Last modified Aug 19, 2026

Description

Windows Hyper-V Discrete Device Assignment (DDA) Denial of Service Vulnerability

Metrics

CVSS 3.1 6.8/10CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Affected software

VendorProductVersions
MicrosoftWindows 10 Version 1607>= 10.0.14393.0, < 10.0.14393.4770
MicrosoftWindows 10 Version 1809>= 10.0.17763.0, < 10.0.17763.2300
MicrosoftWindows 10 Version 2004>= 10.0.0, < 10.0.19041.1348
MicrosoftWindows 10 Version 21H1>= 10.0.0, < 10.0.19043.1348
MicrosoftWindows 11 version 21H2>= 10.0.22000.0, < 10.0.22000.318
MicrosoftWindows Server 2016>= 10.0.14393.0, < 10.0.14393.4770
MicrosoftWindows Server 2016 (Server Core installation)>= 10.0.14393.0, < 10.0.14393.4770
MicrosoftWindows Server 2019>= 10.0.17763.0, < 10.0.17763.2300
MicrosoftWindows Server 2019 (Server Core installation)>= 10.0.17763.0, < 10.0.17763.2300
MicrosoftWindows Server 2022>= 10.0.20348.0, < 10.0.20348.350
MicrosoftWindows Server version 2004>= 10.0.0, < 10.0.19041.1348
MicrosoftWindows Server version 20H2>= 10.0.0, < 10.0.19041.1348

References

Timeline

Published
Nov 10, 2021
Last modified
Aug 19, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-42274: Medium severity, CVSS 6.8 | Vulnix