SourceCodester Online Shop SQL Injection Vulnerability in action.php

A SQL injection vulnerability has been identified in SourceCodester Online Shop Project version 1.0. The issue resides in the file action.php, where the search parameter is manipulated, allowing attackers to inject malicious SQL queries. This vulnerability can be exploited remotely, without any authentication.

Impact

Exploitation of this vulnerability allows attackers to execute arbitrary SQL commands, potentially leading to unauthorized database access, data manipulation or deletion, and exposure of sensitive information.

Reproduction

The vulnerability can be reproduced by sending a POST request to the action.php file with the search parameter. Various payloads can be used to exploit the SQL injection, such as boolean-based blind, error-based, time-based blind, and UNION query injections.

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.