SB2016071215 - Win32k Elevation of Privilege Vulnerability
Published: July 12, 2016
Security Bulletin ID
SB2016071215
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Memory corruption in Win32k.sys driver (CVE-ID: CVE-2016-3249)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: 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:U/U:Clear
The vulnerability allows a local user to obtain elevated privileges.
The vulnerability exists doe to an error in Win32k.sys kernel-mode driver when handling certain objects in memory. A local user can elevate privileges on vulnerable system.
Successful exploitation of this vulnerability will allow a local attacker to executed arbitrary code with SYSTEM privileges.
Remediation
Install update from vendor's website.