CVE-2021-40825 : What You Need to Know

The nLight ECLYPSE (nECY) system Controllers have a default key vulnerability that could be exploited by remote attackers to manipulate lighting controls.

Understanding CVE-2021-40825

This CVE focuses on a security issue in nLight ECLYPSE (nECY) system Controllers.

What is CVE-2021-40825?

Vulnerability in nECY system Controllers with software versions prior to 1.17.21245.754
Default key vulnerability allows remote attackers to control lighting commands

The Impact of CVE-2021-40825

Remote attackers with IP access could manipulate lighting conditions or update software
Exploitation risk due to the default key

Technical Details of CVE-2021-40825

This section delves into the technical aspects of the CVE.

Vulnerability Description

nECY system Controllers lack enforced key change upon initial configuration
Utilizes encrypted channel for secure communications
Impacted devices susceptible to exploitation by leveraging the default key
Attacker gains control over lighting features or software updates

Affected Systems and Versions

Systems running software versions earlier than 1.17.21245.754

Exploitation Mechanism

Attacker gains access leveraging default key, transmitting control commands

Mitigation and Prevention

Tips to mitigate the CVE-2021-40825 vulnerability.

Immediate Steps to Take

Implement key change upon device configuration
Secure network access control to prevent unauthorized access
Regularly monitor device logs for suspicious activities

Long-Term Security Practices

Conduct security awareness training for users
Regularly update software and firmware for the latest security patches

Patching and Updates

Update nECY system Controllers to software version 1.17.21245.754 or later