CVE-2020-21516 Explained : Impact and Mitigation

FeehiCMS 2.0.8 Arbitrary File Upload Vulnerability

Understanding CVE-2020-21516

FeehiCMS 2.0.8 is susceptible to an arbitrary file upload vulnerability that can be exploited by attackers to execute PHP code.

What is CVE-2020-21516?

The vulnerability in FeehiCMS 2.0.8 allows malicious actors to upload arbitrary files, potentially leading to the execution of unauthorized PHP code.

The Impact of CVE-2020-21516

This vulnerability can result in unauthorized code execution, enabling attackers to compromise the integrity and confidentiality of the affected system.

Technical Details of CVE-2020-21516

FeehiCMS 2.0.8 Arbitrary File Upload Vulnerability

Vulnerability Description

The vulnerability exists in the head image upload functionality of FeehiCMS 2.0.8, allowing attackers to upload malicious files and execute PHP code.

Affected Systems and Versions

Product: FeehiCMS 2.0.8
Vendor: Not applicable
Version: Not applicable

Exploitation Mechanism

Attackers can exploit this vulnerability by uploading malicious files through the head image upload feature, potentially executing unauthorized PHP code.

Mitigation and Prevention

Protecting Against CVE-2020-21516

Immediate Steps to Take

Disable the head image upload feature in FeehiCMS 2.0.8 to prevent exploitation of the vulnerability.
Implement strict file upload validation to block unauthorized file uploads.

Long-Term Security Practices

Regularly update FeehiCMS to the latest version to patch known vulnerabilities.
Conduct security audits to identify and address any potential security weaknesses.

Patching and Updates

Apply patches or security updates provided by FeehiCMS promptly to mitigate the vulnerability and enhance system security.