SB2021041341 - Privilege escalation in Microsoft Windows Secure Kernel Mode
Published: April 13, 2021
Security Bulletin ID
SB2021041341
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) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2021-27090)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to application does not properly impose security restrictions in Windows Secure Kernel Mode, which leads to security restrictions bypass and privilege escalation.
Remediation
Install update from vendor's website.