SB2017071130 - Privilege escalation in Windows IME
Published: July 11, 2017
Security Bulletin ID
SB2017071130
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 security vulnerability.
1) Improper input validation (CVE-ID: CVE-2017-8566)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists Windows Input Method Editor (IME) when IME improperly handles parameters in a method of a DCOM class. A local user can execute arbitrary code on the target system with elevated privileges.
Note: The attacker can instantiate the DCOM class and exploit the system even if IME is not enabled.
Remediation
Install update from vendor's website.