SourceCodester Online Polling System SQL Injection Vulnerability in registeracc.php

A SQL injection vulnerability has been identified in SourceCodester Online Polling System version 1.0. The issue resides in the registeracc.php file, where the email 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 unauthorized access to the database, where attackers can leak, modify, or delete data. Additionally, it could lead to unauthorized control over the system or cause a disruption of service.

Reproduction

The vulnerability can be reproduced by sending a POST request to the registeracc.php file with a crafted email parameter that includes SQL injection payloads. This can be done using tools like sqlmap, which automates the process of finding and exploiting SQL injection vulnerabilities.

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.