SB2019040949 - Fedora 30 update for systemd
Published: April 9, 2019 Updated: April 24, 2025
Security Bulletin ID
SB2019040949
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) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2019-3842)
CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls
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 pam_systemd creates a user session using environmental parameters. A local user can spoof an active session and gain additional PolicyKit privileges.
Remediation
Install update from vendor's website.