CVE-2017-8706

Windows Hyper-V Information Disclosure Vulnerability

CVE-2017-8706 is fixed in 6 products on 1 platform, first by KB4038783, released September 12, 2017. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.2
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0242
84th percentile

<p>An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system. To exploit the vulnerability, an attacker on a guest operating system could run a specially crafted application that could cause the Hyper-V host operating system to disclose memory information.</p> <p>An attacker who successfully exploited the vulnerability could gain access to information on the Hyper-V host operating system.</p> <p>The security update addresses the vulnerability by correcting how Hyper-V validates guest operating system user input.</p>

Where it's fixed

ProductFixed inFixReleased
Microsoft
Windows 10 Version 1511 for x64-based Systems 10586.1106 KB4038783 Sep 12, 2017
Windows 10 Version 1607 for x64-based Systems 14393.1715 KB4038782 Sep 12, 2017
Windows 10 Version 1703 for x64-based Systems 15063.608 KB4038788 Sep 12, 2017
Windows 10 for x64-based Systems 10240.17609 KB4038781 Sep 12, 2017
Windows Server 2016 14393.1715 KB4038782 Sep 12, 2017
Windows Server 2016 (Server Core installation) 14393.1715 KB4038782 Sep 12, 2017