SB2022051106 - Privilege escalation in Microsoft Exchange Server
Published: May 11, 2022
Security Bulletin ID
SB2022051106
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-2022-21978)
The vulnerability allows a local administrator to escalate privileges on the system.
The vulnerability exists due to application does not properly impose security restrictions in Microsoft Exchange Server, which leads to security restrictions bypass and privilege escalation.
Remediation
Install update from vendor's website.