SB2011061402 - Privilege escalation in Microsoft Windows
Published: June 14, 2011 Updated: March 16, 2017
Security Bulletin ID
SB2011061402
Severity
Medium
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 security vulnerability.
1) Privilege escalation (CVE-ID: CVE-2011-1249)
The vulnerability allows a local user to gain elevated privileges on the target system.
The vulnerability exists due to improper validation of input passed from user mode to the kernel in the Ancillary Function Driver (afd.sys). By running a malicious application, a local attacker with valid login credentials can execute arbitrary code with system privileges.
Successful exploitation of this vulnerability will allow the local attacker to obtain elevated privileges on vulnerable system.
Note: the vulnerability was being actively exploited.
Remediation
Install update from vendor's website.