CVE-2018-1000218 : Security Advisory and Response

OpenEMR version v5_0_1_4 has a vulnerability in the 'file' parameter in fax_view.php, allowing remote authenticated attackers to inject arbitrary web script or HTML.

Understanding CVE-2018-1000218

This CVE identifies a Cross Site Scripting (XSS) vulnerability in OpenEMR version v5_0_1_4.

What is CVE-2018-1000218?

The vulnerability in the 'file' parameter in fax_view.php enables remote authenticated attackers to inject malicious web script or HTML by accessing a crafted URL.

The Impact of CVE-2018-1000218

Remote authenticated attackers can inject arbitrary web script or HTML
Successful exploitation requires victims to access a specifically crafted URL

Technical Details of CVE-2018-1000218

OpenEMR version v5_0_1_4 is susceptible to the following:

Vulnerability Description

The vulnerability allows for the injection of arbitrary web script or HTML by exploiting the 'file' parameter in fax_view.php.

Affected Systems and Versions

Product: OpenEMR
Vendor: N/A
Version: v5_0_1_4

Exploitation Mechanism

Attackers need to be authenticated remotely
Injection occurs through the 'file' parameter in fax_view.php

Mitigation and Prevention

To address CVE-2018-1000218, consider the following:

Immediate Steps to Take

Update OpenEMR to a patched version
Implement strict access controls

Long-Term Security Practices

Regularly monitor and audit web application logs
Educate users on safe browsing habits

Patching and Updates

Apply security patches promptly