CVE-2020-13569 : Exploit Details and Defense Strategies

A cross-site request forgery vulnerability exists in OpenEMR 5.0.2 and development version 6.0.0, allowing attackers to execute arbitrary requests.

Understanding CVE-2020-13569

This CVE involves a cross-site request forgery vulnerability in OpenEMR versions 5.0.2 and 6.0.0.

What is CVE-2020-13569?

CVE-2020-13569 is a security vulnerability in OpenEMR that enables attackers to perform malicious actions through specially crafted HTTP requests.

The Impact of CVE-2020-13569

The vulnerability has a CVSS base score of 8.8, indicating a high severity level with significant impacts on confidentiality, integrity, and availability of the system.

Technical Details of CVE-2020-13569

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability exists in the GACL functionality of OpenEMR 5.0.2 and development version 6.0.0, allowing attackers to execute arbitrary requests.

Affected Systems and Versions

Product: OpenEMR
Versions: OpenEMR 5.0.2, OpenEMR development version 6.0.0 (commitbabec93f600ff1394f91ccd512bcad85832eb6ce)

Exploitation Mechanism

Attackers can exploit this vulnerability by sending a specially crafted HTTP request to trigger arbitrary actions in the victim's context.

Mitigation and Prevention

To address CVE-2020-13569, follow these mitigation strategies:

Immediate Steps to Take

Apply security patches provided by OpenEMR promptly.
Monitor network traffic for any suspicious activity.
Implement strict access controls to limit unauthorized requests.

Long-Term Security Practices

Regularly update and patch OpenEMR to prevent known vulnerabilities.
Educate users on safe browsing practices and the importance of verifying requests.

Patching and Updates

Stay informed about security updates from OpenEMR and apply them as soon as they are available.