CVE-2019-7895 : What You Need to Know

Magento versions 2.1 before 2.1.18, 2.2 before 2.2.9, and 2.3 before 2.3.2 have a security flaw that allows remote code execution by exploiting XML layout updates.

Understanding CVE-2019-7895

Magento 2 versions 2.1.18, 2.2.9, and 2.3.2 are vulnerable to remote code execution through specially crafted XML layout updates.

What is CVE-2019-7895?

This CVE identifies a remote code execution vulnerability in Magento 2 versions 2.1 prior to 2.1.18, 2.2 prior to 2.2.9, and 2.3 prior to 2.3.2. An attacker with admin privileges to layouts can execute arbitrary code via a malicious XML layout update.

The Impact of CVE-2019-7895

Allows remote attackers to execute arbitrary code on affected Magento instances
Exploitation can lead to complete compromise of the system

Technical Details of CVE-2019-7895

Magento 2 versions 2.1.18, 2.2.9, and 2.3.2 are susceptible to remote code execution due to a security flaw in XML layout processing.

Vulnerability Description

The vulnerability permits authenticated users with admin rights to execute malicious code through XML layout updates.

Affected Systems and Versions

Magento 2 versions 2.1 prior to 2.1.18
Magento 2 versions 2.2 prior to 2.2.9
Magento 2 versions 2.3 prior to 2.3.2

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting XML layout updates to execute arbitrary code on the target system.

Mitigation and Prevention

Immediate Steps to Take:

Apply the security patch provided by Magento to fix the vulnerability
Restrict access to layout files to authorized personnel only Long-Term Security Practices:
Regularly update Magento to the latest version to address security issues
Implement least privilege access controls to limit admin privileges
Conduct security audits to identify and remediate vulnerabilities

Patching and Updates

Magento has released security updates for versions 2.1.18, 2.2.9, and 2.3.2 to address the remote code execution vulnerability.