CVE-2019-8149 : Exploit Details and Defense Strategies

Magento 2 versions 2.2 prior to 2.2.10 and 2.3 prior to 2.3.3 or 2.3.2-p1 are affected by a vulnerability related to insecure authentication and session management.

Understanding CVE-2019-8149

This CVE involves a security issue in Magento versions that could allow unauthorized users to manipulate session IDs.

What is CVE-2019-8149?

The vulnerability in Magento 2.2 before 2.2.10 and Magento 2.3 before 2.3.3 or 2.3.2-p1 enables unauthorized users to add a session ID of their choice, which remains valid even after subsequent authentication.

The Impact of CVE-2019-8149

This vulnerability could lead to unauthorized access and compromise of sensitive data due to insecure authentication and session handling.

Technical Details of CVE-2019-8149

Magento versions 2.2 and 2.3 are susceptible to the following:

Vulnerability Description

The flaw allows unauthenticated users to append arbitrary session IDs that persist even after authentication, posing a security risk.

Affected Systems and Versions

Product: Magento 2
Vendor: Adobe Systems Incorporated
Versions Affected:
Magento 2.2 prior to 2.2.10
Magento 2.3 prior to 2.3.3 or 2.3.2-p1

Exploitation Mechanism

Unauthorized users can exploit this vulnerability by injecting a session ID of their choice, bypassing authentication mechanisms.

Mitigation and Prevention

Immediate Steps to Take:

Apply the security patches provided by Magento to address the vulnerability.
Monitor for any unauthorized access or suspicious activities on the affected systems. Long-Term Security Practices:
Implement strong authentication mechanisms to prevent unauthorized access.
Regularly update and patch Magento installations to mitigate security risks.
Conduct security audits and assessments to identify and address any vulnerabilities promptly.