CVE-2021-44649 : Exploit Details and Defense Strategies

Django CMS 3.7.3 has a Cross Site Scripting (XSS) vulnerability due to inadequate validation of the plugin_type parameter used in error messages.

Understanding CVE-2021-44649

The vulnerability in Django CMS 3.7.3 allows attackers to execute malicious JavaScript code in the user's web browser.

What is CVE-2021-44649?

Django CMS 3.7.3 fails to properly validate the plugin_type parameter, enabling a Cross Site Scripting (XSS) attack which permits unauthorized execution of JavaScript code in the victim's browser.

The Impact of CVE-2021-44649

The XSS vulnerability in Django CMS 3.7.3 can be exploited by malicious actors to run arbitrary JavaScript code in the user's browser, potentially leading to account hijacking or data theft.

Technical Details of CVE-2021-44649

This section covers the technical aspects of the vulnerability.

Vulnerability Description

Django CMS version 3.7.3 does not adequately validate the plugin_type parameter when handling error messages, creating a security loophole for XSS attacks.

Affected Systems and Versions

Product: Django CMS 3.7.3
Vendor: n/a
Version: n/a

Exploitation Mechanism

The vulnerability arises due to the lack of proper input validation for the plugin_type parameter, enabling attackers to inject malicious scripts into error messages and execute them in the target user's browser.

Mitigation and Prevention

Here are the steps to mitigate the CVE-2021-44649 vulnerability:

Immediate Steps to Take

Upgrade Django CMS to the latest patched version.
Validate and sanitize user inputs to prevent XSS attacks.

Long-Term Security Practices

Regular security audits and code reviews.
Educate developers on secure coding practices.

Patching and Updates

Promptly apply security updates and patches released by the Django CMS project to address vulnerabilities and enhance system security.