SourceCodester Simple Inventory System SQL Injection Vulnerability in user.php

A SQL injection vulnerability has been identified in SourceCodester Simple Inventory System version 1.0. The issue resides in the user.php file, where the 'uemail' parameter is manipulated, allowing attackers to inject malicious SQL queries. This vulnerability can be exploited remotely, with a public proof-of-concept available.

Impact

Exploitation of this vulnerability allows unauthorized access to the database, manipulation or deletion of data, and access to sensitive information. Such actions pose a significant threat to system security and data integrity.

Reproduction

To reproduce this vulnerability, send a POST request to the 'createUser.php' action with the 'uemail' parameter. Inject a crafted SQL payload that exploits the application's SQL query handling, such as using time-based blind SQL injection techniques.

Remediation

It is recommended to use prepared statements and parameter binding to prevent SQL injection, validate and filter user input, minimize database user permissions, and conduct regular security audits.