CVE-2018-20952 : Vulnerability Insights and Analysis

In versions of cPanel prior to 68.0.27, an issue exists where world-readable files are generated when using the Apache Includes Editor within WHM (SEC-388).

Understanding CVE-2018-20952

This CVE highlights a security vulnerability in cPanel versions before 68.0.27 that could lead to the creation of world-readable files.

What is CVE-2018-20952?

cPanel before version 68.0.27 is susceptible to a security flaw that results in the generation of world-readable files when utilizing the Apache Includes Editor within WHM (SEC-388).

The Impact of CVE-2018-20952

The vulnerability could potentially expose sensitive information to unauthorized users due to the creation of world-readable files.

Technical Details of CVE-2018-20952

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The issue in cPanel versions prior to 68.0.27 allows for the creation of world-readable files during the use of WHM Apache Includes Editor (SEC-388).

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: All versions before 68.0.27

Exploitation Mechanism

The vulnerability occurs when utilizing the Apache Includes Editor within WHM, leading to the inadvertent creation of world-readable files.

Mitigation and Prevention

Protecting systems from CVE-2018-20952 requires immediate actions and long-term security practices.

Immediate Steps to Take

Upgrade cPanel to version 68.0.27 or newer to mitigate the vulnerability.
Regularly review file permissions to ensure sensitive files are not world-readable.

Long-Term Security Practices

Implement least privilege access controls to limit file access.
Conduct regular security audits to identify and address vulnerabilities proactively.

Patching and Updates

Apply patches and updates provided by cPanel to address security issues promptly.