CVE-2019-7857 : Vulnerability Insights and Analysis

Magento 2 versions 2.1 up to 2.1.18, 2.2 up to 2.2.9, and 2.3 up to 2.3.2 are vulnerable to a cross-site request forgery issue that can lead to unauthorized items being added to a customer's shopping cart.

Understanding CVE-2019-7857

This CVE identifies a security weakness in various versions of Magento 2 that could potentially compromise the integrity of customer shopping carts.

What is CVE-2019-7857?

A cross-site request forgery vulnerability in Magento versions 2.1 to 2.1.18, 2.2 to 2.2.9, and 2.3 to 2.3.2 allows attackers to manipulate a user's shopping cart by exploiting inadequate security measures in the token implementation.

The Impact of CVE-2019-7857

The vulnerability can result in the addition of unintended items to a customer's shopping cart, potentially leading to unauthorized purchases or data manipulation.

Technical Details of CVE-2019-7857

Magento 2 versions 2.1 up to 2.1.18, 2.2 up to 2.2.9, and 2.3 up to 2.3.2 are affected by this vulnerability.

Vulnerability Description

The vulnerability arises from a lack of robust anti-CSRF token implementation, enabling malicious actors to forge requests and manipulate shopping carts.

Affected Systems and Versions

Magento 2.1 prior to 2.1.18
Magento 2.2 prior to 2.2.9
Magento 2.3 prior to 2.3.2

Exploitation Mechanism

Attackers can exploit the vulnerability by crafting malicious requests to add unauthorized items to a user's shopping cart without their consent.

Mitigation and Prevention

To address CVE-2019-7857, follow these steps:

Immediate Steps to Take

Apply the security patch provided by Magento for versions 2.1.18, 2.2.9, and 2.3.2.
Regularly monitor shopping cart contents for any unauthorized additions.

Long-Term Security Practices

Implement robust CSRF protection mechanisms in your Magento installation.
Educate users about safe shopping practices and the importance of verifying cart contents.

Patching and Updates

Stay informed about security updates from Magento and promptly apply patches to secure your e-commerce platform.