PHPGurukul Apartment Visitors Management System SQL Injection Vulnerability in Pass Details Management

A critical SQL injection vulnerability has been identified in the PHPGurukul Apartment Visitors Management System version 1.0. The issue resides in the file '/admin/pass-details.php', where the 'pid' parameter is improperly processed, allowing attackers to inject malicious SQL code. This vulnerability can be exploited remotely, without any authentication.

Impact

Exploitation of this vulnerability allows unauthorized access to the database, manipulation of data, leakage of sensitive information, and potential disruption of services.

Reproduction

The vulnerability can be reproduced by sending a GET request to '/admin/pass-details.php' with a crafted 'pid' parameter that includes malicious SQL payloads. This can be done using tools like sqlmap, which automates the process of finding and exploiting SQL injection vulnerabilities.

Remediation

To address this vulnerability, it is recommended to implement prepared statements and parameter binding to prevent SQL injection. Additionally, input validation and filtering should be applied to ensure that user input conforms to expected formats. Finally, database user permissions should be minimized to limit access rights.