Code-Projects Simple Online Hotel Reservation System SQL Injection Vulnerability

A critical SQL injection vulnerability has been identified in Code-Projects Simple Online Hotel Reservation System version 1.0. The issue resides in the file '/admin/delete_pending.php', where the 'transaction_id' parameter is manipulated, allowing attackers to inject malicious SQL queries. This vulnerability can be exploited remotely without authentication, potentially leading to unauthorized database access, data modification or deletion, and exposure of sensitive information.

Impact

Exploitation of this vulnerability allows for SQL injection, with potential consequences including unauthorized database access, data manipulation, and disruption of service.

Reproduction

The vulnerability can be reproduced by sending a crafted request to the '/admin/delete_pending.php' file with a 'transaction_id' parameter that includes malicious SQL code. This can be done using tools like sqlmap, which can automate the injection process and exploit the vulnerability.

Remediation

Users are advised to apply the available patch to fix this vulnerability. It is also 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.