Privilege escalation in Windows and Windows Server - CVE-2016-7215

 

Privilege escalation in Windows and Windows Server - CVE-2016-7215

Published: November 8, 2016 / Updated: March 3, 2017


Vulnerability identifier: #VU5324
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-2016-7215
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 gain elevated privileges on the target system.

The weakness is due to improper handling of objects in memory by win32k.sys. By running a specially crafted program, a local attacker can trigger memory corruption and execute arbitrary code with system privileges.

Successful explotation of the vulnerability results in privilege escalation.

How to mitigate CVE-2016-7215

Install update from vendor's website.

Sources