CVE-2019-8152 : Vulnerability Insights and Analysis

Magento versions 1.9.4.3 and 1.14.4.3, as well as Magento 2 versions 2.2.10, 2.3.3, and 2.3.2-p1, are affected by a stored cross-site scripting (XSS) vulnerability. This vulnerability allows an authenticated user who has access to the wysiwyg editor to exploit the blockDirective() function and introduce harmful javascript into the cache of the admin dashboard.

Understanding CVE-2019-8152

This CVE involves a stored cross-site scripting vulnerability affecting various versions of Magento.

What is CVE-2019-8152?

CVE-2019-8152 is a stored cross-site scripting (XSS) vulnerability found in Magento versions 1.9.4.3, 1.14.4.3, 2.2.10, 2.3.3, and 2.3.2-p1.

The Impact of CVE-2019-8152

The vulnerability allows authenticated users with wysiwyg editor access to inject malicious javascript into the admin dashboard cache, potentially leading to unauthorized actions.

Technical Details of CVE-2019-8152

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability arises from the blockDirective() function, which can be abused by authenticated users to insert harmful javascript code.

Affected Systems and Versions

Magento Open Source prior to 1.9.4.3
Magento Commerce prior to 1.14.4.3
Magento 2.2 prior to 2.2.10
Magento 2.3 prior to 2.3.3 or 2.3.2-p1

Exploitation Mechanism

An authenticated user with wysiwyg editor access can exploit the blockDirective() function to introduce malicious javascript into the admin dashboard cache.

Mitigation and Prevention

Protect your systems from the CVE-2019-8152 vulnerability with the following steps:

Immediate Steps to Take

Apply the necessary security patches provided by Magento.
Restrict wysiwyg editor access to trusted users only.
Monitor admin dashboard activities for suspicious behavior.

Long-Term Security Practices

Regularly update Magento to the latest versions to patch known vulnerabilities.
Educate users on safe practices to prevent XSS attacks.

Patching and Updates

Ensure timely installation of security patches released by Magento to address the CVE-2019-8152 vulnerability.