CVE-2018-20931 Explained : Impact and Mitigation

Accounts that are using cPanel versions prior to 70.0.23 have the ability to run code through the Landing Page, resulting in a security vulnerability (SEC-405).

Understanding CVE-2018-20931

cPanel before 70.0.23 allows demo accounts to execute code via the Landing Page (SEC-405).

What is CVE-2018-20931?

CVE-2018-20931 is a vulnerability in cPanel versions prior to 70.0.23 that allows accounts to run code through the Landing Page, potentially leading to security risks.

The Impact of CVE-2018-20931

This vulnerability can be exploited by demo accounts to execute unauthorized code, posing a risk of unauthorized access and potential data breaches.

Technical Details of CVE-2018-20931

Vulnerability Description

Vulnerability Type: Code Execution
Vulnerability Identifier: SEC-405
Affected Component: Landing Page in cPanel

Affected Systems and Versions

Systems: cPanel versions prior to 70.0.23
Versions: All versions before 70.0.23

Exploitation Mechanism

The vulnerability allows demo accounts to execute code through the Landing Page, bypassing security restrictions and potentially compromising the system.

Mitigation and Prevention

Immediate Steps to Take

Upgrade cPanel to version 70.0.23 or later to mitigate the vulnerability.
Monitor accounts for any suspicious activities that could indicate exploitation of the vulnerability.

Long-Term Security Practices

Regularly update cPanel and other software to patch known vulnerabilities.
Implement strong access controls and permissions to limit the impact of potential security breaches.

Patching and Updates

Stay informed about security updates and patches released by cPanel.
Apply patches promptly to ensure the system is protected against known vulnerabilities.