CVE-2020-28063 : Security Advisory and Response

ArticleCMS File Upload Vulnerability

Understanding CVE-2020-28063

What is CVE-2020-28063?

A file upload issue in all versions of ArticleCMS allows malicious users to execute arbitrary code on the server, potentially leading to a compromise of the system.

The Impact of CVE-2020-28063

This vulnerability can be exploited by attackers to gain unauthorized access, upload malicious files, and compromise the integrity and confidentiality of the system.

Technical Details of CVE-2020-28063

Vulnerability Description

The vulnerability in ArticleCMS enables attackers to upload malicious files, leading to remote code execution.

Affected Systems and Versions

All versions of ArticleCMS are affected

Exploitation Mechanism

Attackers can exploit this vulnerability by uploading malicious files through the file upload functionality of ArticleCMS.

Mitigation and Prevention

Immediate Steps to Take

Disable file uploads in ArticleCMS if not essential
Implement input validation to restrict file types and sizes
Monitor file upload activities for suspicious behavior

Long-Term Security Practices

Regularly update ArticleCMS to the latest version
Conduct security audits and penetration testing to identify vulnerabilities

Patching and Updates

Apply patches and updates provided by ArticleCMS to address the file upload vulnerability.