CVE-2020-20670 : What You Need to Know

An arbitrary file upload vulnerability in /admin/media/upload of ZKEACMS V3.2.0 allows attackers to execute arbitrary code via a crafted HTML file.

Understanding CVE-2020-20670

This CVE involves a critical arbitrary file upload vulnerability in ZKEACMS V3.2.0, enabling threat actors to execute malicious code through a specially crafted HTML file.

What is CVE-2020-20670?

This CVE identifies a security flaw in the file upload functionality of ZKEACMS V3.2.0, which can be exploited by attackers to run arbitrary code on the system.

The Impact of CVE-2020-20670

The vulnerability poses a severe risk as it allows threat actors to upload malicious files and execute arbitrary code, potentially leading to complete system compromise.

Technical Details of CVE-2020-20670

This section provides in-depth technical insights into the vulnerability.

Vulnerability Description

The vulnerability exists in the /admin/media/upload function of ZKEACMS V3.2.0, enabling attackers to upload and execute malicious code through a crafted HTML file.

Affected Systems and Versions

Affected System: ZKEACMS V3.2.0
Affected Versions: All versions of ZKEACMS V3.2.0

Exploitation Mechanism

Attackers can exploit this vulnerability by uploading a specially crafted HTML file through the /admin/media/upload function, allowing them to execute arbitrary code on the target system.

Mitigation and Prevention

Protecting systems from CVE-2020-20670 requires immediate action and long-term security measures.

Immediate Steps to Take

Disable the /admin/media/upload function until a patch is available.
Implement strict file upload validation to prevent malicious uploads.
Monitor system logs for any suspicious file upload activities.

Long-Term Security Practices

Regularly update and patch the ZKEACMS software to address known vulnerabilities.
Conduct security audits and penetration testing to identify and mitigate potential security risks.
Educate users and administrators about safe file upload practices and the risks associated with arbitrary file execution.

Patching and Updates

Stay informed about security updates and patches released by ZKEACMS.
Apply patches promptly to ensure that the vulnerability is mitigated effectively.