SB2023101057 - Privilege escalation in Microsoft Windows Graphics Component
Published: October 10, 2023 Updated: October 25, 2023
Security Bulletin ID
SB2023101057
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) Type Confusion (CVE-ID: CVE-2023-36594)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a type confusion error in multiple functions within the win32kfull driver. A local user can trigger memory corruption and execute arbitrary code with SYSTEM privileges.
Remediation
Install update from vendor's website.
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-36594
- https://www.zerodayinitiative.com/advisories/ZDI-23-1542/
- https://www.zerodayinitiative.com/advisories/ZDI-23-1543/
- https://www.zerodayinitiative.com/advisories/ZDI-23-1544/
- https://www.zerodayinitiative.com/advisories/ZDI-23-1545/
- https://www.zerodayinitiative.com/advisories/ZDI-23-1546/
- https://www.zerodayinitiative.com/advisories/ZDI-23-1547/
- https://www.zerodayinitiative.com/advisories/ZDI-23-1548/
- https://www.zerodayinitiative.com/advisories/ZDI-23-1549/
- https://www.zerodayinitiative.com/advisories/ZDI-23-1550/
- https://www.zerodayinitiative.com/advisories/ZDI-23-1551/
- https://www.zerodayinitiative.com/advisories/ZDI-23-1552/