CVE-2020-28165 : What You Need to Know

EasyCorp ZenTao PMS 12.4.2 application is vulnerable to an arbitrary file upload issue, allowing attackers to upload malicious webshells.

Understanding CVE-2020-28165

This CVE involves a security vulnerability in the EasyCorp ZenTao PMS 12.4.2 application that enables unauthorized file uploads.

What is CVE-2020-28165?

The vulnerability in EasyCorp ZenTao PMS 12.4.2 allows threat actors to upload arbitrary webshells to the server using the downloadZipPackage() function.

The Impact of CVE-2020-28165

The arbitrary file upload vulnerability can lead to severe consequences, including unauthorized access, data theft, and potential server compromise.

Technical Details of CVE-2020-28165

The technical aspects of the CVE provide insights into the specific details of the vulnerability.

Vulnerability Description

The flaw in EasyCorp ZenTao PMS 12.4.2 permits attackers to upload malicious webshells, posing a significant security risk.

Affected Systems and Versions

Affected Application: EasyCorp ZenTao PMS 12.4.2
Versions: All versions are susceptible to this vulnerability.

Exploitation Mechanism

Attackers exploit the vulnerability by leveraging the downloadZipPackage() function to upload unauthorized files to the server.

Mitigation and Prevention

Addressing and preventing the CVE-2020-28165 vulnerability is crucial to maintaining system security.

Immediate Steps to Take

Disable the downloadZipPackage() function if not essential for application functionality.
Implement file upload restrictions and validation mechanisms.
Regularly monitor and audit file uploads for suspicious activities.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify vulnerabilities.
Stay informed about security updates and patches for the EasyCorp ZenTao PMS application.

Patching and Updates

Apply security patches provided by EasyCorp promptly to mitigate the vulnerability and enhance system security.