CVE-2019-16663 : Security Advisory and Response

A vulnerability in rConfig 3.9.2 allows attackers to execute system commands by sending a GET request to search.crud.php.

Understanding CVE-2019-16663

This CVE identifies a security issue in rConfig 3.9.2 that enables the execution of system commands through a specific request.

What is CVE-2019-16663?

This vulnerability in rConfig 3.9.2 permits attackers to run system commands directly by exploiting the catCommand parameter in the exec function without proper filtering.

The Impact of CVE-2019-16663

The vulnerability allows unauthorized individuals to execute arbitrary system commands, potentially leading to complete system compromise.

Technical Details of CVE-2019-16663

rConfig 3.9.2 vulnerability details and exploitation mechanisms.

Vulnerability Description

An attacker can leverage the catCommand parameter in the exec function to execute system commands via a crafted GET request to search.crud.php in rConfig 3.9.2.

Affected Systems and Versions

Product: rConfig 3.9.2
Vendor: rConfig
Version: 3.9.2

Exploitation Mechanism

The vulnerability arises due to the lack of input validation on the catCommand parameter, allowing attackers to pass malicious commands for execution.

Mitigation and Prevention

Protective measures to address CVE-2019-16663.

Immediate Steps to Take

Disable access to the affected component if not essential for operations.
Implement network controls to restrict access to vulnerable endpoints.
Monitor and analyze system logs for any suspicious activities.

Long-Term Security Practices

Regularly update and patch rConfig to the latest secure version.
Conduct security assessments and penetration testing to identify and remediate vulnerabilities.
Educate users on secure coding practices and the risks of unvalidated input.

Patching and Updates

Apply patches and updates provided by rConfig to fix the vulnerability and enhance system security.