SB2020090224 - Red Hat Enterprise Linux 7.7 Extended Update Support update for bash
Published: September 2, 2020
Security Bulletin ID
SB2020090224
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) Input validation error (CVE-ID: CVE-2019-9924)
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to "rbash" does not prevent the shell user from modifying BASH_CMDS. A local authenticate user can execute any command with the permissions of the shell.
Remediation
Install update from vendor's website.