Win32k Elevation of Privilege Vulnerability

1) Privilege escalation

EUVDB-ID: #VU991

Risk: High

CVSSv3.1: 7.1 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2016-7211

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local user to obtain elevated privileges on the target system.

The weakness exists due to boundary error when handling crafted input. By running a specially crafted application, attacker can obtain root privileges on the affected system.
  
Succesful exploitation of the vulnerability may result in complete access to the vulnerable system.

Mitigation

Install updates from Microsoft website.

Vulnerable software versions

Windows: 7 - Vista

Windows Server: 2008 - 2012 R2

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2016-7211

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.