CVE-2019-7858 : Security Advisory and Response

Magento 2 versions 2.1, 2.2, and 2.3 are affected by a cryptographic flaw that allows sensitive data to be stored using an encryption algorithm vulnerable to brute force attacks.

Understanding CVE-2019-7858

This CVE identifies a weakness in the encryption method utilized by specific versions of Magento 2, potentially exposing sensitive information to security risks.

What is CVE-2019-7858?

A cryptographic flaw in Magento versions 2.1 (prior to 2.1.18), 2.2 (prior to 2.2.9), and 2.3 (prior to 2.3.2) resulted in the inadequate protection of sensitive data against brute force attacks.

The Impact of CVE-2019-7858

The vulnerability could lead to unauthorized access to sensitive information stored within Magento databases, posing a significant risk to data confidentiality and integrity.

Technical Details of CVE-2019-7858

Magento 2 versions 2.1, 2.2, and 2.3 are susceptible to a cryptographic flaw that compromises data security.

Vulnerability Description

The flaw allows attackers to potentially decrypt sensitive data due to the insufficiently secure encryption algorithm used in affected Magento versions.

Affected Systems and Versions

Product: Magento 2
Versions Affected: 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 this vulnerability by launching brute force attacks to decrypt the stored sensitive data, potentially gaining unauthorized access.

Mitigation and Prevention

Immediate action and long-term security measures are crucial to mitigate the risks associated with CVE-2019-7858.

Immediate Steps to Take

Update Magento to the latest patched versions (2.1.18, 2.2.9, 2.3.2) to address the cryptographic flaw.
Monitor database access and implement strict access controls to prevent unauthorized entry.

Long-Term Security Practices

Regularly review and update encryption protocols to ensure data security.
Conduct security audits and penetration testing to identify and address vulnerabilities proactively.

Patching and Updates

Apply security patches provided by Magento to fix the cryptographic flaw and enhance data protection.