CVE-2019-0719

Hyper-V Remote Code Execution Vulnerability

CVE-2019-0719 is fixed in 22 products on 1 platform, first by KB4516065, released September 10, 2019. It is not reported as exploited. Patch Radar priority: Urgent.

Urgent
CVSS
8.0
Critical
Exploitation
None reported
Exploitation Less Likely
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.1142
96th percentile

<p>A remote code execution vulnerability exists when Windows Hyper-V Network Switch on a host server fails to properly validate input from an authenticated user on a guest operating system. To exploit the vulnerability, an attacker could run a specially crafted application on a guest operating system that could cause the Hyper-V host operating system to execute arbitrary code.</p> <p>An attacker who successfully exploited the vulnerability could execute arbitrary code on the host operating system.</p> <p>The security update addresses the vulnerability by correcting how Windows Hyper-V Network Switch validates guest operating system network traffic.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Windows 10 Version 1607 for x64-based Systems 14393.3326 KB4525236 Nov 12, 2019
Windows 10 Version 1709 for x64-based Systems 16299.1508 KB4525241 Nov 12, 2019
Windows 10 Version 1803 for x64-based Systems 17134.1130 KB4525237 Nov 12, 2019
Windows 10 Version 1809 for x64-based Systems 17763.864 KB4523205 Nov 12, 2019
Windows 10 Version 1903 for x64-based Systems KB4524570 Nov 12, 2019
Windows 10 for x64-based Systems 10240.18395 KB4525232 Nov 12, 2019
Windows 7 for x64-based Systems Service Pack 1 KB4516065 Sep 10, 2019
Windows 7 for x64-based Systems Service Pack 1 KB4516033 Sep 10, 2019
Windows 8.1 for x64-based systems KB4525243 Nov 12, 2019
Windows 8.1 for x64-based systems KB4525250 Nov 12, 2019
Windows Server 2008 R2 for x64-based Systems Service Pack 1 KB4525235 Nov 12, 2019
Windows Server 2008 R2 for x64-based Systems Service Pack 1 KB4525233 Nov 12, 2019
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) KB4525235 Nov 12, 2019
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) KB4525233 Nov 12, 2019
Windows Server 2008 for x64-based Systems Service Pack 2 KB4525234 Nov 12, 2019
Windows Server 2008 for x64-based Systems Service Pack 2 KB4525239 Nov 12, 2019
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) KB4525234 Nov 12, 2019
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) KB4525239 Nov 12, 2019
Windows Server 2012 KB4525253 Nov 12, 2019
Windows Server 2012 KB4525246 Nov 12, 2019
Windows Server 2012 (Server Core installation) KB4525253 Nov 12, 2019
Windows Server 2012 (Server Core installation) KB4525246 Nov 12, 2019
Windows Server 2012 R2 KB4525243 Nov 12, 2019
Windows Server 2012 R2 KB4525250 Nov 12, 2019
Windows Server 2012 R2 (Server Core installation) KB4525243 Nov 12, 2019
Windows Server 2012 R2 (Server Core installation) KB4525250 Nov 12, 2019
Windows Server 2016 14393.3326 KB4525236 Nov 12, 2019
Windows Server 2016 (Server Core installation) 14393.3326 KB4525236 Nov 12, 2019
Windows Server 2019 17763.864 KB4523205 Nov 12, 2019
Windows Server 2019 (Server Core installation) 17763.864 KB4523205 Nov 12, 2019
Windows Server, version 1803 (Server Core Installation) 17134.1130 KB4525237 Nov 12, 2019
Windows Server, version 1903 (Server Core installation) KB4524570 Nov 12, 2019

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