Memory corruption in Windows and Windows Server - CVE-2017-8666

 

Memory corruption in Windows and Windows Server - CVE-2017-8666

Published: August 8, 2017 / Updated: August 8, 2017


Vulnerability identifier: #VU7721
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-8666
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows Server

Detailed vulnerability description

The vulnerability allows a local user to obtain potentially sensitive information.

The vulnerability exists due to a boundary error when handling objects in memory in Win32k.sys driver. A local user can gain access to potentially sensitive information.


How to mitigate CVE-2017-8666

Install updates from vendor's website.

Sources