Windows Graphics Component Elevation of Privilege Vulnerability

1) Privilege escalation

EUVDB-ID: #VU6288

Risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-0156

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a local user to escalate his privileges.

The vulnerability exists due to an error within Microsoft Graphics Component (GDI) implementation when handling objects in memory. A local user can execute arbitrary code on the target system with SYSTEM privileges.

Successful exploitation of the vulnerability may allow a local attacker to compromise vulnerable system.

Mitigation

Install updates from Microsoft website.

Vulnerable software versions

Windows: 7 - 10

Windows Server: 2008 - 2016

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0156

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.