Privilege escalation in Windows and Windows Server - CVE-2017-8494

 

Privilege escalation in Windows and Windows Server - CVE-2017-8494

Published: June 13, 2017


Vulnerability identifier: #VU7044
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-8494
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 authenticated attacker to obtain potentially sensitive information on the target system.

The weakness exists due to improper handling of objects in memory by Windows Secure Kernel Mode. A local attacker can run a specially crafted application, gain system privileges and violate virtual trust levels (VTL).

Successful exploitation of the vulnerability results in full system compromise.



How to mitigate CVE-2017-8494

Install update from vendor's website.

Sources