SB2023022134 - Privilege escalation in Intel Xeon Software Guard Extensions
Published: February 21, 2023
Security Bulletin ID
SB2023022134
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Incorrect default permissions (CVE-ID: CVE-2022-33196)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to incorrect default permissions for memory controller configurations for some Intel Xeon processors when using Intel Software Guard Extensions. A local user escalate privileges on the system.
Remediation
Install update from vendor's website.