CVE-2023-6120 : What You Need to Know

This CVE-2023-6120 relates to a vulnerability in the Welcart e-Commerce plugin for WordPress that exposes systems to Directory Traversal attacks. The vulnerability exists in all versions up to and including 2.9.6, allowing administrators to upload .pem or .crt files to arbitrary server locations.

Understanding CVE-2023-6120

This section delves into the details and implications of CVE-2023-6120.

What is CVE-2023-6120?

CVE-2023-6120 is a security flaw in the Welcart e-Commerce plugin for WordPress that enables Directory Traversal due to improper limitation of a pathname, leading to potential unauthorized file uploads on the server.

The Impact of CVE-2023-6120

The vulnerability can be exploited by malicious actors to upload malicious files to critical server locations, potentially leading to unauthorized access, data leakage, and server compromise.

Technical Details of CVE-2023-6120

Understanding the technical aspects of CVE-2023-6120 can aid in mitigating the risks associated with this vulnerability.

Vulnerability Description

The vulnerability allows administrators to upload .pem or .crt files to unauthorized server locations, facilitating Directory Traversal attacks.

Affected Systems and Versions

The Welcart e-Commerce plugin versions up to and including 2.9.6 are susceptible to this vulnerability. Systems with these versions installed are at risk of exploitation.

Exploitation Mechanism

By leveraging the upload_certificate_file function within the plugin, attackers can bypass proper file upload restrictions and place malicious files in unintended server locations.

Mitigation and Prevention

Taking proactive measures to address CVE-2023-6120 is crucial to safeguarding systems and data from potential attacks.

Immediate Steps to Take

Update: Ensure the Welcart e-Commerce plugin is updated to a fixed version that addresses the directory traversal vulnerability.
Restrict File Uploads: Implement stricter controls on file uploads to prevent unauthorized file placement.
Monitor File Operations: Regularly monitor and audit file operations to detect any suspicious activities.

Long-Term Security Practices

Regular Security Audits: Conduct routine security audits to identify and address vulnerabilities promptly.
Employee Training: Educate administrators on secure coding practices and the implications of improper file handling.
Implement Access Controls: Utilize access controls to limit privileges and reduce the likelihood of unauthorized actions.

Patching and Updates

Vendor-supplied patches or updates should be applied promptly to mitigate the vulnerability and ensure the continued security of systems running the Welcart e-Commerce plugin.