Main Vulnerability Database Vulnerabilities #VU125

#VU125 Memory corruption in Win32k.sys driver in Windows Server and Windows - CVE-2016-3250

Published: July 13, 2016 / Updated: February 3, 2017

Vulnerability identifier: #VU125

Vulnerability risk: Low

CVSSv4.0: 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-2016-3250

CWE-ID: CWE-90

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
Windows Server
Windows

Software vendor:
Microsoft

Description

The vulnerability allows a local user to obtain elevated privileges.

The vulnerability exists doe to an error in Win32k.sys kernel-mode driver when handling certain objects in memory. A local user can elevate privileges on vulnerable system.

Successful exploitation of this vulnerability will allow a local attacker to executed arbitrary code with SYSTEM privileges.

Remediation

To resolve this vulnerability vendor recommends installing the following updates:

Windows Server 2012

Windows Server 2012

Windows RT 8.1

Use Windows Update to obtain patch.

Windows 10

Windows 10 for 32-bit Systems
Windows 10 for x64-based Systems
Windows 10 Version 1511 for 32-bit Systems
Windows 10 Version 1511 for x64-based Systems

Server Core installation option

Windows Server 2012

External links

https://technet.microsoft.com/en-us/library/security/MS16-090