CVE-2021-33758: Windows Hyper-V Denial of Service Vulnerability

Overview

Severity

High (CVSS 7.7)

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C

Category

Denial of Service

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2021-Jul

Released

2021-07-13

EPSS Score

1.75% (percentile: 82.6%)

Affected Products (3)

Windows

• Windows 10 Version 1607 for x64-based Systems
• Windows Server 2016
• Windows Server 2016 (Server Core installation)

Security Updates (1)

• 5004238

Acknowledgments

Huichen Lin and Dong Seong Kim of <a href="https://www.itee.uq.edu.au/">School of Information Technology and Electrical Engineering - The University of Queensland</a>

Revision History

• 2021-07-13: Information published.