CVE-2018-20873 : Security Advisory and Response
Learn about CVE-2018-20873, a vulnerability in cPanel versions before 74.0.8 allowing local users to disable the ClamAV daemon (SEC-409). Find out how to mitigate and prevent this security risk.
The ClamAV daemon can be disabled by local users in cPanel versions to 74.0.8 (SEC-409).
Understanding CVE-2018-20873
This CVE involves a vulnerability in cPanel that allows local users to disable the ClamAV daemon.
What is CVE-2018-20873?
cPanel versions prior to 74.0.8 are susceptible to a security issue where local users can disable the ClamAV daemon, identified as SEC-409.
The Impact of CVE-2018-20873
The vulnerability allows local users to disrupt the ClamAV daemon, potentially impacting system security and malware detection capabilities.
Technical Details of CVE-2018-20873
Vulnerability Description
The vulnerability in cPanel versions before 74.0.8 enables local users to disable the ClamAV daemon, posing a security risk.
Affected Systems and Versions
- Product: cPanel
- Vendor: cPanel
- Versions Affected: Prior to 74.0.8
Exploitation Mechanism
Local users can exploit this vulnerability to disable the ClamAV daemon, compromising system security.
Mitigation and Prevention
Immediate Steps to Take
- Upgrade cPanel to version 74.0.8 or newer to mitigate the vulnerability.
- Monitor system logs for any unauthorized changes to the ClamAV daemon.
Long-Term Security Practices
- Implement least privilege access to limit user capabilities.
- Regularly update and patch cPanel to address security vulnerabilities.
Patching and Updates
Apply patches and updates provided by cPanel to ensure the security of the system.