SB2021060326 - Ubuntu update for policykit-1
Published: June 3, 2021 Updated: May 12, 2023
Security Bulletin ID
SB2021060326
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-2021-3560)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to application does not properly impose security restrictions in the "polkit_system_bus_name_get_creds_sync" function, which leads to security restrictions bypass and privilege escalation.
Remediation
Install update from vendor's website.