PHPGurukul Bank Locker Management System SQL Injection Vulnerability

A critical SQL injection vulnerability has been identified in PHPGurukul Bank Locker Management System version 1.0. The issue arises in the file '/banker/changeimage1.php' where the 'editid' parameter is manipulated, leading to unauthorized SQL query modifications. This vulnerability can be exploited remotely without authentication, allowing attackers to access and manipulate database information.

Impact

Exploitation of this vulnerability allows attackers to inject malicious SQL queries, potentially leading to unauthorized database access, data manipulation, and disclosure of sensitive information.

Reproduction

The vulnerability can be reproduced by sending a request to '/banker/changeimage1.php' with a crafted 'editid' parameter that includes malicious SQL payloads. This can be done using tools like sqlmap, which automates the injection process and demonstrates the vulnerability by, for example, extracting database information or uploading a web shell.

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.