CVE-2020-5593 : Security Advisory and Response

Zenphoto versions prior to 1.5.7 are vulnerable to PHP code injection attacks through specially crafted .zip file uploads.

Understanding CVE-2020-5593

Zenphoto prior to version 1.5.7 allows attackers to execute PHP code injection attacks by tricking users into uploading malicious .zip files.

What is CVE-2020-5593?

This CVE refers to a vulnerability in Zenphoto versions before 1.5.7 that enables threat actors to perform PHP code injection attacks via manipulated .zip file uploads.

The Impact of CVE-2020-5593

The vulnerability in Zenphoto could lead to unauthorized execution of PHP code on the server, potentially compromising the integrity and security of the system.

Technical Details of CVE-2020-5593

Zenphoto versions prior to 1.5.7 are susceptible to PHP code injection attacks through crafted .zip file uploads.

Vulnerability Description

The issue allows malicious actors to inject and execute PHP code by exploiting the file upload functionality in Zenphoto.

Affected Systems and Versions

Product: Zenphoto
Vendor: Zenphoto
Versions Affected: Prior to 1.5.7

Exploitation Mechanism

Attackers can exploit this vulnerability by enticing users to upload specially crafted .zip files, leading to the execution of arbitrary PHP code.

Mitigation and Prevention

To address CVE-2020-5593, follow these steps:

Immediate Steps to Take

Update Zenphoto to version 1.5.7 or later to mitigate the vulnerability.
Educate users about the risks of uploading files from untrusted sources.

Long-Term Security Practices

Regularly monitor and audit file uploads on the server.
Implement content security policies to restrict file types and sizes for uploads.

Patching and Updates

Apply security patches promptly to ensure the system is protected against known vulnerabilities.