SB2021081118 - Privilege escalation in Windows Print Spooler service
Published: August 11, 2021 Updated: August 12, 2021
Security Bulletin ID
SB2021081118
Severity
Medium
Patch available
NO
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) Incorrect permission assignment for critical resource (CVE-ID: CVE-2021-36958)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists in Windows Print Spooler service due to improperly performed privileged file operations. A local user can send a specially crafted request to the Print Spooler service and execute arbitrary code with SYSTEM privileges.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.