SB2022121643 - Fedora EPEL 8 update for libptytty, rxvt-unicode
Published: December 16, 2022
Security Bulletin ID
SB2022121643
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Neutralization of Special Elements in Output Used by a Downstream Component (CVE-ID: CVE-2022-4170)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to improper input validation in the Perl background extension. A remote attacker can pass specially crafted input to the application and execute arbitrary commands in the victim's terminal when certain configuration is used.
Remediation
Install update from vendor's website.