CVE-2019-7909 : Exploit Details and Defense Strategies

A security vulnerability known as stored cross-site scripting has been identified in the admin panel of Magento Open Source versions before 1.9.4.2, as well as Magento Commerce versions before 1.14.4.2, Magento 2.1 before 2.1.18, Magento 2.2 before 2.2.9, and Magento 2.3 before 2.3.2. If an authenticated user with email template privileges takes advantage of this vulnerability, it could result in exploitation.

Understanding CVE-2019-7909

What is CVE-2019-7909?

CVE-2019-7909 is a stored cross-site scripting vulnerability found in various versions of Magento Open Source and Magento Commerce, as well as Magento 2.x versions.

The Impact of CVE-2019-7909

This vulnerability could allow an authenticated user with email template privileges to exploit the admin panel, potentially leading to a security breach.

Technical Details of CVE-2019-7909

Vulnerability Description

The vulnerability lies in the admin panel of Magento Open Source prior to 1.9.4.2, Magento Commerce prior to 1.14.4.2, Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, and Magento 2.3 prior to 2.3.2.

Affected Systems and Versions

Magento Open Source versions before 1.9.4.2
Magento Commerce versions before 1.14.4.2
Magento 2.1 before 2.1.18
Magento 2.2 before 2.2.9
Magento 2.3 before 2.3.2

Exploitation Mechanism

An authenticated user with email template privileges can exploit this vulnerability in the admin panel.

Mitigation and Prevention

Immediate Steps to Take

Apply the security patch provided by Magento to fix the vulnerability.
Restrict access to the admin panel to authorized personnel only.

Long-Term Security Practices

Regularly update Magento to the latest version to ensure security patches are applied.
Educate users on safe email template practices to prevent exploitation.

Patching and Updates

Ensure timely installation of security updates and patches to protect against known vulnerabilities.