CVE-2019-9825 : What You Need to Know

FeiFeiCMS 4.1.190209 allows remote attackers to upload and execute arbitrary PHP code by exploiting a vulnerability in the system.

Understanding CVE-2019-9825

FeiFeiCMS 4.1.190209 is susceptible to a code execution vulnerability that enables attackers to upload and run malicious PHP code.

What is CVE-2019-9825?

This CVE refers to a security flaw in FeiFeiCMS 4.1.190209 that permits remote attackers to execute arbitrary PHP code by manipulating the list of permitted file extensions.

The Impact of CVE-2019-9825

The vulnerability allows attackers to compromise the system by uploading and executing malicious PHP code, potentially leading to unauthorized access, data theft, and system control.

Technical Details of CVE-2019-9825

FeiFeiCMS 4.1.190209 vulnerability details.

Vulnerability Description

Attackers can exploit FeiFeiCMS 4.1.190209 by uploading and executing arbitrary PHP code through the index.php?s=Admin-Index page.

Affected Systems and Versions

FeiFeiCMS 4.1.190209

Exploitation Mechanism

Attackers modify the list of permitted file extensions to include PHP alongside default settings like jpg, gif, png, and jpeg.
Leveraging the "add article" functionality, attackers execute the uploaded PHP code.

Mitigation and Prevention

Steps to secure systems against CVE-2019-9825.

Immediate Steps to Take

Disable file uploads in FeiFeiCMS if not essential.
Implement input validation to restrict file types and prevent unauthorized uploads.
Regularly monitor and review file extension settings.

Long-Term Security Practices

Keep FeiFeiCMS and all related software up to date.
Conduct regular security audits and penetration testing.
Educate users on safe file handling practices.

Patching and Updates

Apply patches and updates provided by FeiFeiCMS promptly to address known vulnerabilities.