SB2020022415 - Red Hat update for ksh
Published: February 24, 2020
Security Bulletin ID
SB2020022415
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) OS Command Injection (CVE-ID: CVE-2019-14868)
The vulnerability allows a local user to execute arbitrary shell commands on the target system.
The vulnerability exists in the way ksh evaluates certain environment variables . A local user can set a specially crafted environment variable and execute arbitrary OS commands on the target system.
Remediation
Install update from vendor's website.