#VU288 Elevation of privilege in Windows and Windows Server - CVE-2016-3309
Published: August 10, 2016 / Updated: November 20, 2020
Vulnerability identifier: #VU288
Vulnerability risk: Low
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:Clear
CVE-ID: CVE-2016-3309
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerable software:
Windows
Windows Server
Windows
Windows Server
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a local user to gain elevated privileges on vulnerable system.
The vulnerability exists due to boundary error in Win32k.sys driver when handling objects in memory. A local user can trigger buffer overflow and execute arbitrary code with SYSTEM privileges.
Successful exploitation of this vulnerability will allow a local user to gain complete access to vulnerable system.