CVE-2019-8155 : What You Need to Know

Magento prior to 1.9.4.3 and 1.14.4.3 versions had a vulnerability where a user's CSRF token was exposed in the URL of a GET request, potentially allowing unauthorized actions.

Understanding CVE-2019-8155

In previous versions of Magento, a security flaw existed that could be exploited by attackers with access to network traffic.

What is CVE-2019-8155?

The vulnerability in Magento versions prior to 1.9.4.3 and 1.14.4.3 allowed malicious individuals to abuse the CSRF token in the URL of a GET request.

The Impact of CVE-2019-8155

This vulnerability could enable unauthorized actions by attackers who could intercept network traffic.

Technical Details of CVE-2019-8155

Magento's vulnerability details and affected systems.

Vulnerability Description

The flaw exposed a user's CSRF token in the URL of a GET request, posing a risk of unauthorized actions.

Affected Systems and Versions

Product: Magento 1
Vendor: Adobe Systems Incorporated
Versions Affected:
Magento Open Source prior to 1.9.4.3
Magento Commerce prior to 1.14.4.3

Exploitation Mechanism

Attackers with network access could exploit the exposed CSRF token to carry out unauthorized actions.

Mitigation and Prevention

Steps to address and prevent the CVE-2019-8155 vulnerability.

Immediate Steps to Take

Update Magento to versions 1.9.4.3 and 1.14.4.3 or later to patch the vulnerability.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Implement secure coding practices to prevent information leakage vulnerabilities.
Regularly update and patch Magento installations to address security issues.

Patching and Updates

Apply security patches provided by Magento to fix the CSRF token exposure vulnerability.