CVE-2021-40922 : Vulnerability Insights and Analysis

This article provides details about a Cross-site scripting (XSS) vulnerability in bugs 1.8 and below versions.

Understanding CVE-2021-40922

CVE-2021-40922 is a security vulnerability that allows remote attackers to inject arbitrary web scripts or HTML via the last_name parameter in install/index.php in bugs 1.8 and earlier versions.

What is CVE-2021-40922?

The CVE-2021-40922 vulnerability is a Cross-site scripting (XSS) issue in bugs 1.8 and below versions, enabling attackers to execute malicious scripts remotely.

The Impact of CVE-2021-40922

The vulnerability could lead to unauthorized access, data theft, and potential manipulation of the web application leading to serious security breaches.

Technical Details of CVE-2021-40922

CVE-2021-40922 exposes the following technical details:

Vulnerability Description

The XSS vulnerability in install/index.php allows attackers to insert malicious scripts or HTML code using the last_name parameter.

Affected Systems and Versions

Affected Product: N/A
Affected Vendor: N/A
Affected Versions: Bugs 1.8 and below

Exploitation Mechanism

Attackers exploit this vulnerability by injecting malicious web scripts or HTML code through the last_name parameter in install/index.php.

Mitigation and Prevention

To prevent exploits related to CVE-2021-40922, follow these mitigation strategies:

Immediate Steps to Take

Implement input validation and output encoding to sanitize user inputs
Regularly monitor and audit web applications for suspicious activities

Long-Term Security Practices

Conduct security trainings for developers to raise awareness of XSS vulnerabilities
Keep web applications up-to-date with the latest security patches

Patching and Updates

Patch bugs 1.8 and below versions to fix the XSS vulnerability in install/index.php.