CVE-2018-1000020 : What You Need to Know

A vulnerability related to Cross Site Scripting (XSS) was discovered in open-flash-chart.swf and _posteddata.php within OpenEMR version 5.0.0. This vulnerability allows malicious actors to potentially exploit the system. OpenEMR released a fix in the form of Patch 2 for version 5.0.0 or any subsequent updates.

Understanding CVE-2018-1000020

This CVE involves a Cross Site Scripting (XSS) vulnerability in OpenEMR version 5.0.0.

What is CVE-2018-1000020?

The vulnerability allows for potential exploitation by malicious actors through XSS in specific files within OpenEMR.

The Impact of CVE-2018-1000020

The vulnerability could lead to unauthorized access, data manipulation, or other malicious activities within the affected OpenEMR system.

Technical Details of CVE-2018-1000020

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability is related to Cross Site Scripting (XSS) in open-flash-chart.swf and _posteddata.php within OpenEMR version 5.0.0.

Affected Systems and Versions

Affected System: OpenEMR version 5.0.0
Affected Files: open-flash-chart.swf and _posteddata.php

Exploitation Mechanism

Malicious actors can exploit this vulnerability to execute unauthorized scripts and potentially compromise the OpenEMR system.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of this vulnerability.

Immediate Steps to Take

Apply Patch 2 for OpenEMR version 5.0.0 or any subsequent updates provided by OpenEMR.
Regularly monitor and update security measures within the OpenEMR system.

Long-Term Security Practices

Conduct regular security audits and vulnerability assessments.
Educate users on safe browsing practices and potential security risks.

Patching and Updates

Stay informed about security patches and updates released by OpenEMR.
Promptly apply patches to ensure the system is protected against known vulnerabilities.