CVE-2020-0617

Hyper-V Denial of Service Vulnerability

CVE-2020-0617 is fixed in 10 products on 1 platform, first by KB4534271, released January 14, 2020. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.3
Important
Exploitation
None reported
N/A
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0141
72nd percentile

<p>A denial of service vulnerability exists when Microsoft Hyper-V Virtual PCI on a host server fails to properly validate input from a privileged user on a guest operating system. To exploit the vulnerability, an attacker who already has a privileged account on a guest operating system, running as a virtual machine, could run a specially crafted application that causes a host machine to crash.</p> <p>To exploit the vulnerability, an attacker who already has a privileged account on a guest operating system, running as a virtual machine, could run a specially crafted application.</p> <p>The security update addresses the vulnerability by properly validating input.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Windows 10 Version 1607 for x64-based Systems 14393.3443 KB4534271 Jan 14, 2020
Windows 10 Version 1709 for x64-based Systems 16299.1625 KB4534276 Jan 14, 2020
Windows 10 Version 1803 for x64-based Systems 17134.1246 KB4534293 Jan 14, 2020
Windows 10 Version 1809 for x64-based Systems 17763.973 KB4534273 Jan 14, 2020
Windows 10 for x64-based Systems 10240.18453 KB4534306 Jan 14, 2020
Windows Server 2016 14393.3443 KB4534271 Jan 14, 2020
Windows Server 2016 (Server Core installation) 14393.3443 KB4534271 Jan 14, 2020
Windows Server 2019 17763.973 KB4534273 Jan 14, 2020
Windows Server 2019 (Server Core installation) 17763.973 KB4534273 Jan 14, 2020
Windows Server, version 1803 (Server Core Installation) 17134.1246 KB4534293 Jan 14, 2020

Patch Radar data is free to use with attribution. Terms and how to credit it.

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.