CVE-2023-41879 : Exploit Details and Defense Strategies

Magento LTS's guest order "protect code" can be brute-forced too easily.

Understanding CVE-2023-41879

This CVE relates to a vulnerability in Magento LTS's guest order functionality that allows unauthorized viewing of orders through a brute-force attack.

What is CVE-2023-41879?

The vulnerability in Magento LTS allows guest orders to be viewed without authentication by utilizing a "guest-view" cookie containing a vulnerable "protect_code", making it susceptible to brute-force attacks.

The Impact of CVE-2023-41879

The impact of this vulnerability is rated as high, with a CVSS v3.1 base score of 7.5. It could lead to unauthorized access to sensitive order information, affecting confidentiality.

Technical Details of CVE-2023-41879

This section provides more technical details about the vulnerability.

Vulnerability Description

Magento LTS exposes guest orders due to insufficient protection in the "protect code", enabling malicious actors to view orders without authentication.

Affected Systems and Versions

The vulnerability affects OpenMage's Magento LTS versions up to 19.5.0 and versions between 20.0.0 and 20.1.0.

Exploitation Mechanism

Attackers can exploit this vulnerability by brute-forcing the 6-character "protect code" in the guest-view cookie, potentially leading to unauthorized order access.

Mitigation and Prevention

To secure systems against CVE-2023-41879, immediate actions and long-term practices are recommended.

Immediate Steps to Take

Upgrade to patched versions 19.5.1 or 20.1.1 to mitigate the vulnerability.
Monitor for unauthorized access or unusual order viewing activities.

Long-Term Security Practices

Follow secure coding practices to prevent similar vulnerabilities.
Conduct regular security audits and penetration testing to identify and address potential weaknesses.

Patching and Updates

Regularly update Magento LTS to the latest versions to ensure security patches are applied effectively.