JackieDYH Resume Management System SQL Injection Vulnerability in Admin Show.php

A critical SQL injection vulnerability has been identified in the JackieDYH Resume Management System, specifically in version 1.0 prior to fb6b857d852dd796e748ce30c606fe5e61c18273. The issue arises in the '/admin/show.php' file, where the 'userid' 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 database access, manipulation of database contents, and potential disruption of service.

Reproduction

The vulnerability can be reproduced by sending a request to '/admin/show.php' with a crafted 'userid' 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 use prepared statements and parameter binding to prevent SQL injection, validate and filter user input, minimize database user permissions, and conduct regular security audits.