CVE-2017-7992 : Vulnerability Insights and Analysis

Heartland Payment Systems Payment Gateway PHP SDK version 2.8.17 is vulnerable to a reflected XSS attack through the URI.

Understanding CVE-2017-7992

The PHP SDK version 2.8.17 of Heartland Payment Systems Payment Gateway is susceptible to a reflected XSS attack through the URI.

What is CVE-2017-7992?

The vulnerability exists in the file cruise.php located in the consumer-authentication examples folder of the PHP SDK version 2.8.17 of Heartland Payment Systems Payment Gateway. It can be exploited through the manipulation of the cavv parameter.

The Impact of CVE-2017-7992

This vulnerability allows attackers to execute malicious scripts in the context of a user's browser, potentially leading to unauthorized access, data theft, and other security risks.

Technical Details of CVE-2017-7992

The technical aspects of the CVE-2017-7992 vulnerability.

Vulnerability Description

The vulnerability is a reflected XSS issue in the cruise.php file of the Heartland Payment Systems Payment Gateway PHP SDK version 2.8.17, triggered via the URI and the cavv parameter.

Affected Systems and Versions

Affected System: Heartland Payment Systems Payment Gateway PHP SDK version 2.8.17
Affected File: cruise.php in the consumer-authentication examples folder

Exploitation Mechanism

The vulnerability can be exploited by manipulating the cavv parameter in the URI to inject and execute malicious scripts.

Mitigation and Prevention

Steps to mitigate and prevent the CVE-2017-7992 vulnerability.

Immediate Steps to Take

Disable or restrict access to the vulnerable file, cruise.php
Implement input validation and output encoding to prevent XSS attacks

Long-Term Security Practices

Regularly update and patch the PHP SDK to the latest secure version
Conduct security audits and code reviews to identify and address vulnerabilities

Patching and Updates

Apply patches or updates provided by Heartland Payment Systems to fix the XSS vulnerability in the PHP SDK version 2.8.17