CVE-2021-42667 : Vulnerability Insights and Analysis

A SQL Injection vulnerability in Sourcecodester Online Event Booking and Reservation System allows attackers to manipulate SQL queries, potentially leading to data extraction or remote code execution.

Understanding CVE-2021-42667

What is CVE-2021-42667?

This CVE identifies a SQL Injection vulnerability in Sourcecodester Online Event Booking and Reservation System in PHP, specifically in the event-management/views module. Attackers can exploit this flaw to interfere with SQL queries, enabling the extraction of sensitive data and potentially achieving remote code execution on the targeted web server.

The Impact of CVE-2021-42667

The exploitation of this vulnerability could result in:

Unauthorized access to sensitive data stored on the web server.
Potential execution of arbitrary code on the remote server.

Technical Details of CVE-2021-42667

Vulnerability Description

The SQL Injection vulnerability in Sourcecodester Online Event Booking and Reservation System allows attackers to modify SQL queries, potentially leading to data theft and remote code execution.

Affected Systems and Versions

Product: Sourcecodester Online Event Booking and Reservation System
Vendor: Sourcecodester
Affected Version: Not applicable

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious SQL queries into the affected application, allowing them to alter the intended query logic and execute unauthorized operations on the web server.

Mitigation and Prevention

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Implement input validation mechanisms to sanitize user inputs and prevent SQL Injection attacks.
Regularly monitor and log SQL queries to detect any unusual activity that might indicate an attack.

Long-Term Security Practices

Conduct regular security audits and penetration testing to identify and remediate vulnerabilities.
Follow secure coding practices to minimize the risk of SQL Injection and other common web application vulnerabilities.

Patching and Updates

Stay informed about security updates and patches released by Sourcecodester for the Online Event Booking and Reservation System.