CVE-2021-40374 : Exploit Details and Defense Strategies

A stored cross-site scripting (XSS) vulnerability in Apperta Foundation OpenEyes 3.5.1 allows remote attackers to inject arbitrary web script or HTML.

Understanding CVE-2021-40374

A detailed look into the stored XSS vulnerability in Apperta Foundation OpenEyes 3.5.1.

What is CVE-2021-40374?

This CVE identifies a stored cross-site scripting (XSS) vulnerability in Apperta Foundation OpenEyes 3.5.1. Attackers can inject malicious web script or HTML via the Address1 parameter when updating a patient's details.

The Impact of CVE-2021-40374

Remote attackers can execute arbitrary JavaScript leading to potential XSS attacks.

Technical Details of CVE-2021-40374

An exploration of the technical aspects of the vulnerability.

Vulnerability Description

Type: Stored Cross-Site Scripting (XSS)
Version: Apperta Foundation OpenEyes 3.5.1
Attack Vector: Remote

Affected Systems and Versions

Affected Version: 3.5.1

Exploitation Mechanism

Attackers inject malicious web script or HTML via the Address1 parameter during patient details update.

Mitigation and Prevention

Measures to address and mitigate the CVE-2021-40374 vulnerability.

Immediate Steps to Take

Disable HTML rendering for user-controlled inputs.
Implement input validation to sanitize user inputs.
Regularly update security patches for OpenEyes software.

Long-Term Security Practices

Conduct security training for developers on secure coding practices.
Perform regular security audits and code reviews.
Monitor and log web requests to detect suspicious activities.

Patching and Updates

Apply the latest patches and updates released by Apperta Foundation for OpenEyes.