CVE-2021-34073 : Security Advisory and Response
Learn about CVE-2021-34073, a Cross Site Scripting (XSS) vulnerability in Sourcecodester Gadget Works Online Ordering System PHP/MySQLi 1.0. Understand impact, technical details, and mitigation steps.
A Cross Site Scripting (XSS) vulnerability has been identified in the Sourcecodester Gadget Works Online Ordering System in PHP/MySQLi 1.0, specifically through the Category parameter in an add function in category/index.php.
Understanding CVE-2021-34073
This section will delve into the details of the CVE-2021-34073 vulnerability.
What is CVE-2021-34073?
The CVE-2021-34073 is a Cross Site Scripting (XSS) vulnerability found in the Sourcecodester Gadget Works Online Ordering System in PHP/MySQLi 1.0 when utilizing the Category parameter in an add function in category/index.php.
The Impact of CVE-2021-34073
The vulnerability could allow attackers to inject malicious scripts into web pages viewed by other users, potentially leading to various threats such as data theft, cookie stealing, session hijacking, and more.
Technical Details of CVE-2021-34073
In this section, we will explore technical aspects of the CVE-2021-34073 vulnerability.
Vulnerability Description
The vulnerability arises due to inadequate input validation, enabling attackers to execute arbitrary scripts in the context of a user's browser.
Affected Systems and Versions
The Sourcecodester Gadget Works Online Ordering System in PHP/MySQLi 1.0 is specifically affected by this XSS vulnerability.
Exploitation Mechanism
Attackers can exploit this vulnerability by manipulating the Category parameter in the add function of category/index.php to inject and execute malicious scripts.
Mitigation and Prevention
Here we discuss various measures to mitigate and prevent the exploitation of CVE-2021-34073.
Immediate Steps to Take
Users are advised to sanitize inputs, validate data, implement Content Security Policy (CSP), and avoid echoing user-controlled data without proper encoding.
Long-Term Security Practices
It is crucial to conduct regular security audits, stay informed about security best practices, and educate developers about secure coding principles.
Patching and Updates
Ensure the Sourcecodester Gadget Works Online Ordering System is regularly updated with the latest security patches to address known vulnerabilities.