SB2025051255 - Fedora EPEL 8 update for znc
Published: May 12, 2025
Security Bulletin ID
SB2025051255
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote 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-2024-39844)
The vulnerability allows a remote user to compromise the affected system.
The vulnerability exists due to insufficient validation of user-supplied input in modtcl when processing the reason to kick a user from the channel. A remote user can pass specially crafted input to the application and execute arbitrary code on the server.
Remediation
Install update from vendor's website.