Vulnerability identifier: #VU980

Vulnerability risk: High

CVSSv3.1: 8.3 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:U/RC:C]

CVE-ID: CVE-2016-3376

CWE-ID: CWE-119

Exploitation vector: Local

Exploit availability: Yes

Vulnerable software:
Windows
Operating systems & Components / Operating system
Windows Server
Operating systems & Components / Operating system

Vendor: Microsoft

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 using an application that is designed to submit a malicious input, attacker can obtain root privileges on the affected system that allows him to execute arbitrary code in kernel mode.

Successful exploitation of the vulnerability may result in complete vulnerable system compromise.

Mitigation
Cybersecurity Help is currently unaware of any official patch addressing the vulnerability.

Vulnerable software versions

Windows: Vista, 10, 8, 7, 8.1 RT

Windows Server: 2008 - 2012 R2

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External links
http://technet.microsoft.com/en-us/library/security/MS16-123

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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. However, proof of concept for this vulnerability is available.