#VU5139 Privilege escalation in Windows and Windows Server - CVE-2014-1807

Vulnerability identifier: #VU5139

Vulnerability risk: Critical

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:A/U:Red

CVE-ID: CVE-2014-1807

CWE-ID: CWE-264

Exploitation vector: Local access

Exploit availability: Public exploit is available

Vulnerable software:
Windows
Windows Server

Software vendor:
Microsoft

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

The weakness exists due to improper use of the ShellExecute API function. A local attacker can run a specially crafted application within the context of the Local System account and gain elevated privileges.

Successful exploitation of the vulnerability results in privilege escalation on the vulnerable system.

Note: the vulnerability was being actively exploited.

Install update from vendor's website.

• https://technet.microsoft.com/en-us/library/security/ms14-027