PHPGurukul Small CRM SQL Injection Vulnerability in Create-Ticket.php

A SQL injection vulnerability has been identified in PHPGurukul Small CRM version 4.0. The issue arises in the create-ticket.php file, where the subject parameter is not properly validated, allowing attackers to inject malicious SQL queries. This vulnerability can be exploited remotely, without any authentication, potentially leading to unauthorized access to the database, data manipulation, and disruption of services.

Impact

Exploitation of this vulnerability allows for SQL injection, where attackers can manipulate database queries. This could lead to unauthorized data access, data modification or deletion, and in some cases, executing administrative operations on the database.

Reproduction

The vulnerability can be reproduced by sending a POST request to the create-ticket.php file with a crafted subject 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

It is recommended to implement input validation and use prepared statements to prevent SQL injection. Additionally, the application should be reviewed to ensure that user input is properly sanitized before being used in database queries.