CVE-2021-31185: Windows Desktop Bridge Denial of Service Vulnerability

Overview

Severity

Medium (CVSS 5.5)

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/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-May

Released

2021-05-11

EPSS Score

0.14% (percentile: 33.2%)

Affected Products (7)

Windows

• Windows 10 Version 2004 for 32-bit Systems
• Windows 10 Version 2004 for ARM64-based Systems
• Windows 10 Version 2004 for x64-based Systems
• Windows Server, version 2004 (Server Core installation)
• Windows 10 Version 20H2 for 32-bit Systems
• Windows 10 Version 20H2 for ARM64-based Systems
• Windows Server, version 20H2 (Server Core Installation)

Security Updates (1)

• 5003173

Acknowledgments

Tao Yan (<a href="https://twitter.com/Ga1ois">@Ga1ois</a>) and Ken Hsu from Palo Alto Networks

Revision History

• 2021-05-11: Information published.