CVE-2020-15614 : Exploit Details and Defense Strategies

A vulnerability in CentOS Web Panel allows remote attackers to execute arbitrary code without authentication, posing a critical threat.

Understanding CVE-2020-15614

This CVE involves a flaw in CentOS Web Panel that enables attackers to run code remotely without needing authentication.

What is CVE-2020-15614?

The vulnerability in CentOS Web Panel cwp-e17.0.9.8.923 permits the execution of arbitrary code by remote attackers without authentication. The issue lies in the improper validation of user-supplied input in ajax_php_pecl.php.

The Impact of CVE-2020-15614

The vulnerability has a CVSS base score of 9.8, indicating a critical severity level. Its impact includes high confidentiality, integrity, and availability impacts, with low attack complexity and no privileges required.

Technical Details of CVE-2020-15614

This section delves into the technical aspects of the CVE.

Vulnerability Description

The flaw allows attackers to execute code on affected CentOS Web Panel installations without authentication by exploiting a validation weakness in ajax_php_pecl.php.

Affected Systems and Versions

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

Exploitation Mechanism

Attackers can exploit the vulnerability by manipulating the 'cha' parameter to execute system calls, enabling code execution in the root context.

Mitigation and Prevention

To address CVE-2020-15614, immediate actions and long-term security practices are crucial.

Immediate Steps to Take

Apply security patches promptly to mitigate the vulnerability.
Monitor for any unauthorized access or suspicious activities on the system.

Long-Term Security Practices

Implement strict input validation mechanisms to prevent code injection attacks.
Conduct regular security assessments and audits to identify and remediate vulnerabilities.

Patching and Updates

Regularly update CentOS Web Panel to the latest version to ensure that security patches are applied effectively.