CVE-2021-28584 : Exploit Details and Defense Strategies
Learn about CVE-2021-28584, a Path Traversal vulnerability impacting Magento Commerce. Understand the implications, affected versions, and mitigation strategies to secure your system.
A Path Traversal vulnerability in Magento Commerce could allow an attacker to write arbitrary files in the system when creating a store with a child theme. This article provides insights into the impact, technical details, and mitigation strategies for CVE-2021-28584.
Understanding CVE-2021-28584
This section delves into the details of the vulnerability affecting Magento Commerce.
What is CVE-2021-28584?
Magento versions 2.4.2 and earlier, 2.4.1-p1 and earlier, and 2.3.6-p1 and earlier are vulnerable to a Path Traversal flaw. An authenticated attacker could exploit this issue by creating a store with a child theme, potentially leading to unauthorized file system modifications.
The Impact of CVE-2021-28584
The vulnerability poses a medium severity risk, with a CVSS base score of 5.4. Successful exploitation requires access to the admin console, enabling an attacker to write files within the system.
Technical Details of CVE-2021-28584
This section provides a deeper look into the technical aspects of the vulnerability.
Vulnerability Description
CVE-2021-28584 involves improper limitation of a pathname, specifically a Path Traversal flaw, allowing an attacker to navigate to restricted directories.
Affected Systems and Versions
Magento Commerce versions 2.4.2, 2.3.6-p1, and 2.4.1-p1, along with previous versions, are confirmed to be impacted by this vulnerability.
Exploitation Mechanism
Successful exploitation of this flaw requires an attacker to be authenticated and have access to the admin console to manipulate the file system.
Mitigation and Prevention
Understanding how to mitigate the risk and prevent exploitation is crucial for ensuring system security.
Immediate Steps to Take
Magento Commerce users are advised to update to the latest patched versions to prevent exploitation. Additionally, monitoring for unauthorized file modifications is recommended.
Long-Term Security Practices
Implementing secure coding practices, conducting regular security audits, and restricting admin access can enhance the overall security posture.
Patching and Updates
Regularly applying security patches released by Magento Commerce is essential for addressing known vulnerabilities and improving system resilience.