SB2019091905 - Privilege escalation in iBus
Published: September 19, 2019 Updated: February 25, 2020
Security Bulletin ID
SB2019091905
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-2019-14822)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to iBus does not check user privileges when allowing connection to the AF_UNIX socket. A local user can connect to an existing AF_UNIX socket and perform arbitrary actions, such read and send messages on behalf of another user connected on a graphical environment.
Remediation
Install update from vendor's website.