CVE-2019-0928

Windows Hyper-V Denial of Service Vulnerability

CVE-2019-0928 is fixed in 8 products on 1 platform, first by KB4516044, released September 10, 2019. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.4
Important
Exploitation
None reported
N/A
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0172
77th percentile

<p>A denial of service vulnerability exists when Microsoft Hyper-V 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 resolving a number of conditions where Hyper-V would fail to prevent a guest operating system from sending malicious requests.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Windows 10 Version 1607 for x64-based Systems 14393.3204 KB4516044 Sep 10, 2019
Windows 10 Version 1703 for x64-based Systems 15063.2045 KB4516068 Sep 10, 2019
Windows 10 Version 1709 for x64-based Systems 16299.1387 KB4516066 Sep 10, 2019
Windows 10 Version 1803 for x64-based Systems 17134.1006 KB4516058 Sep 10, 2019
Windows 10 for x64-based Systems 10240.18333 KB4516070 Sep 10, 2019
Windows Server 2016 14393.3204 KB4516044 Sep 10, 2019
Windows Server 2016 (Server Core installation) 14393.3204 KB4516044 Sep 10, 2019
Windows Server, version 1803 (Server Core Installation) 17134.1006 KB4516058 Sep 10, 2019

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