SB2022101149 - Privilege escalation in Microsoft Windows Win32k
Published: October 11, 2022 Updated: October 17, 2022
Security Bulletin ID
SB2022101149
CSH 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 vulnerability.
1) Improper Authentication (CVE-ID: CVE-2022-37986)
CWE-ID: CWE-287 - Improper Authentication
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to insufficient validation of the origin of commands within the user-mode print driver host process. A local user can bypass message authentication mechanisms and escalate privileges on the system.Remediation
Install update from vendor's website.