CVE-2017-11744 : Exploit Details and Defense Strategies

MODX Revolution 2.5.7 System Settings module is vulnerable to XSS attacks due to the "key" and "name" parameters, allowing malicious payloads to be executed.

Understanding CVE-2017-11744

The security issue in MODX Revolution 2.5.7 exposes users to Cross-Site Scripting (XSS) attacks through specific parameters.

What is CVE-2017-11744?

In MODX Revolution 2.5.7, the System Settings module's "key" and "name" parameters are susceptible to XSS attacks, enabling the execution of malicious payloads.

The Impact of CVE-2017-11744

The vulnerability allows attackers to inject and execute malicious scripts, compromising user data and system integrity.

Technical Details of CVE-2017-11744

The technical aspects of the CVE-2017-11744 vulnerability.

Vulnerability Description

The System Settings module in MODX Revolution 2.5.7 is prone to XSS attacks, triggered by malicious payloads sent to connectors/index.php.

Affected Systems and Versions

Affected Version: MODX Revolution 2.5.7

Exploitation Mechanism

Attackers exploit the vulnerability by injecting malicious scripts into the "key" and "name" parameters, executed when users access the System Settings module.

Mitigation and Prevention

Protective measures to mitigate the CVE-2017-11744 vulnerability.

Immediate Steps to Take

Update MODX Revolution to a patched version that addresses the XSS vulnerability.
Implement input validation and output encoding to prevent XSS attacks.

Long-Term Security Practices

Regularly monitor and audit system configurations and settings for vulnerabilities.
Educate users on safe browsing practices and the risks of XSS attacks.

Patching and Updates

Stay informed about security updates and patches released by MODX Revolution to address vulnerabilities like CVE-2017-11744.