Privilege escalation in Windows and Windows Server - CVE-2016-3270

 

Privilege escalation in Windows and Windows Server - CVE-2016-3270

Published: October 11, 2016 / Updated: February 21, 2017


Vulnerability identifier: #VU962
CSH Severity: Medium
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:Green
CVE-ID: CVE-2016-3270
CWE-ID: CWE-264
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 attacker to gain elevated privileges on the target system.

The weakness exists due to boundary error in the Microsoft Windows kernel-mode driver (Win32k). By running a malicious program on the affected system attackers can execute arbitrary code with SYSTEM privileges.

Successful exploitation of the vulnerability may result in a complete system compromise.


How to mitigate CVE-2016-3270

Install update from vendor's website.

Sources