CVE-2017-8704

Hyper-V Denial of Service Vulnerability

CVE-2017-8704 is fixed in 3 products on 1 platform, first by KB4038782, released September 12, 2017. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.3
Important
Exploitation
None reported
Exploitation Unlikely
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0150
74th 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 14393.1715 KB4038782 Sep 12, 2017
Windows Server 2016 14393.1715 KB4038782 Sep 12, 2017
Windows Server 2016 (Server Core installation) 14393.1715 KB4038782 Sep 12, 2017