CVE-2020-10404 : Exploit Details and Defense Strategies

Chadha PHPKB Standard Multi-Language 9 is vulnerable to Reflected Cross-Site Scripting (XSS) due to improper handling of URIs in admin/header.php, allowing attackers to inject malicious scripts or HTML.

Understanding CVE-2020-10404

What is CVE-2020-10404?

The vulnerability in Chadha PHPKB Standard Multi-Language 9 enables attackers to execute Reflected XSS by appending a payload after a question mark in admin/edit-field.php.

The Impact of CVE-2020-10404

This vulnerability could lead to unauthorized access, data theft, and potential compromise of sensitive information on affected systems.

Technical Details of CVE-2020-10404

Vulnerability Description

The flaw arises from the mishandling of URIs in admin/header.php, allowing for the injection of malicious web scripts or HTML via the addition of a payload after a question mark.

Affected Systems and Versions

Product: Chadha PHPKB Standard Multi-Language 9
Version: Not specified

Exploitation Mechanism

Attackers can exploit this vulnerability by inserting a question mark (?) followed by a malicious payload in the URI of admin/edit-field.php.

Mitigation and Prevention

Immediate Steps to Take

Implement input validation to sanitize user-supplied data and prevent script injection.
Regularly monitor and audit web application logs for suspicious activities.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address vulnerabilities.
Educate developers on secure coding practices to prevent XSS and other common web application attacks.

Patching and Updates

Apply patches or updates provided by the software vendor to address the XSS vulnerability in Chadha PHPKB Standard Multi-Language 9.