CVE-2019-8118 : Security Advisory and Response

Magento 2.1 prior to 2.1.19, Magento 2.2 prior to 2.2.10, and Magento 2.3 prior to 2.3.3 have a vulnerability related to weak cryptographic methods for storing unsuccessful login attempts.

Understanding CVE-2019-8118

This CVE identifies a cryptographic flaw in Magento versions prior to specific updates.

What is CVE-2019-8118?

Magento versions 2.1.19, 2.2.10, and 2.3.3 had weak cryptographic functions for storing failed login attempts.

The Impact of CVE-2019-8118

The vulnerability could potentially lead to unauthorized access to customer accounts due to the weak encryption of login attempts.

Technical Details of CVE-2019-8118

Magento versions 2.1.19, 2.2.10, and 2.3.3 are affected by this cryptographic flaw.

Vulnerability Description

Weak cryptographic methods were used to store unsuccessful login attempts for customer accounts.

Affected Systems and Versions

Product: Magento 2
Vendor: Adobe Systems Incorporated
Vulnerable Versions: Magento 2.2 prior to 2.2.10, Magento 2.3 prior to 2.3.3 or 2.3.2-p2

Exploitation Mechanism

Attackers could potentially exploit this vulnerability to gain unauthorized access to customer accounts by decrypting weakly encrypted login attempts.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent exploitation of this vulnerability.

Immediate Steps to Take

Update Magento to the patched versions (2.1.19, 2.2.10, 2.3.3) to eliminate the cryptographic flaw.
Monitor customer account activities for any suspicious login attempts.

Long-Term Security Practices

Implement strong encryption methods for storing sensitive data like login attempts.
Regularly update and patch Magento to ensure security against known vulnerabilities.
Conduct security audits to identify and address any potential weaknesses.
Educate users on secure password practices and enable multi-factor authentication.
Stay informed about security updates and best practices in e-commerce security.

Patching and Updates

Adobe Systems Incorporated released security updates for Magento 2.3.3 and 2.2.10 to address this vulnerability.
Regularly check for and apply security patches to keep Magento secure.