PHPGurukul Online DJ Booking Management System SQL Injection Vulnerability in User Search Admin Page

A critical SQL injection vulnerability has been identified in version 1.0 of the PHPGurukul Online DJ Booking Management System. The issue resides in the admin/user-search.php file, where the searchdata parameter is manipulated to inject malicious SQL code. This vulnerability can be exploited remotely, allowing attackers to interfere with database queries and potentially access or modify sensitive information.

Impact

Exploitation of this vulnerability allows unauthorized access to the database, with the potential to leak, alter, or delete data. Additionally, it could lead to unauthorized control over the system or cause a disruption of services.

Reproduction

The vulnerability can be reproduced by sending a POST request to the admin/user-search.php page with the searchdata parameter. The injected SQL payload can be crafted to exploit the SQL injection vulnerability, such as by using a time-based blind SQL injection technique or a UNION-based injection to extract database information.

Remediation

To address this vulnerability, it is recommended to use prepared statements and parameter binding to prevent SQL injection. Input validation and filtering should be implemented to ensure user input conforms to expected formats. Additionally, database user permissions should be minimized, and regular security audits conducted to identify and fix potential vulnerabilities.