CVE-2018-20941 Explained : Impact and Mitigation

Arbitrary file-read operations can be carried out on cPanel versions prior to 68.0.27 through the utilization of restore adminbin (SEC-349).

Understanding CVE-2018-20941

This CVE involves arbitrary file-read operations in cPanel versions before 68.0.27, exploiting the restore adminbin (SEC-349).

What is CVE-2018-20941?

cPanel versions earlier than 68.0.27 are susceptible to arbitrary file-read operations by leveraging the restore adminbin (SEC-349) vulnerability.

The Impact of CVE-2018-20941

This vulnerability allows unauthorized users to read arbitrary files on the affected cPanel systems, potentially exposing sensitive information.

Technical Details of CVE-2018-20941

This section provides technical insights into the CVE.

Vulnerability Description

The vulnerability in cPanel before version 68.0.27 enables unauthorized file-read operations through restore adminbin (SEC-349).

Affected Systems and Versions

Affected Systems: cPanel versions prior to 68.0.27
Affected Versions: Not applicable

Exploitation Mechanism

The exploit involves utilizing the restore adminbin (SEC-349) to perform arbitrary file-read operations on vulnerable cPanel instances.

Mitigation and Prevention

Protecting systems from CVE-2018-20941 is crucial to maintaining security.

Immediate Steps to Take

Update cPanel to version 68.0.27 or newer to mitigate the vulnerability.
Monitor system logs for any suspicious file-read activities.

Long-Term Security Practices

Implement access controls to restrict unauthorized file access.
Regularly audit and review file permissions to prevent unauthorized reading.

Patching and Updates

Apply security patches promptly to address known vulnerabilities and enhance system security.