CVE-2020-15611 Explained : Impact and Mitigation

This vulnerability allows remote attackers to execute arbitrary code on affected installations of CentOS Web Panel cwp-e17.0.9.8.923 without requiring authentication. The flaw exists within ajax_dashboard.php, enabling attackers to execute code in the context of root.

Understanding CVE-2020-15611

This CVE impacts CentOS Web Panel versions.

What is CVE-2020-15611?

CVE-2020-15611 is a critical vulnerability that allows remote attackers to execute arbitrary code on affected CentOS Web Panel installations without needing authentication.

The Impact of CVE-2020-15611

The vulnerability has a CVSS base score of 9.8, indicating a critical severity level with high impacts on confidentiality, integrity, and availability of the system.

Technical Details of CVE-2020-15611

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The flaw exists within ajax_dashboard.php, where the service_restart parameter is not properly validated, allowing attackers to execute system calls with user-supplied strings.

Affected Systems and Versions

Product: CentOS Web Panel
Vendor: CentOS Web Panel
Version: cwp-e17.0.9.8.923

Exploitation Mechanism

Attackers can exploit this vulnerability remotely without authentication, executing arbitrary code in the context of root.

Mitigation and Prevention

Protect your systems from CVE-2020-15611 with the following steps.

Immediate Steps to Take

Apply security patches provided by CentOS Web Panel promptly.
Monitor for any unusual system behavior that could indicate exploitation.

Long-Term Security Practices

Regularly update and patch your systems to prevent known vulnerabilities.
Implement network segmentation and access controls to limit the attack surface.

Patching and Updates

Ensure that you regularly update your CentOS Web Panel installations with the latest security patches to mitigate the risk of exploitation.