CVE-2021-43575 : What You Need to Know

KNX ETS6 through 6.0.0 has a vulnerability where it uses a hardcoded password, ETS5Password, with a specific salt value, enabling local users to access project information.

Understanding CVE-2021-43575

This CVE involves a security issue in the KNX ETS6 software version 6.0.0, allowing unauthorized access to project data by exploiting a hardcoded password.

What is CVE-2021-43575?

KNX ETS6 up to version 6.0.0 utilizes a fixed password, ETS5Password, combined with a set salt value, Ivan Medvedev. This setup permits local users to view sensitive project details without proper authorization.

The Impact of CVE-2021-43575

The vulnerability in KNX ETS6 can lead to unauthorized disclosure of project information, potentially compromising sensitive data stored within the software.

Technical Details of CVE-2021-43575

The following section delves into the technical aspects of the CVE.

Vulnerability Description

KNX ETS6 through version 6.0.0 employs the hardcoded password ETS5Password alongside a specific salt value, enabling local users to access project information.

Affected Systems and Versions

System: KNX ETS6
Versions: Up to 6.0.0

Exploitation Mechanism

Local users can exploit this vulnerability by leveraging the hardcoded password and salt value within KNX ETS6 to gain unauthorized access to project details.

Mitigation and Prevention

To safeguard systems from the CVE-2021-43575 vulnerability, consider the following mitigation strategies:

Immediate Steps to Take

Implement strong, unique passwords for all user accounts.
Regularly monitor access logs for any unauthorized activities.
Consider limiting local access rights to minimize potential exploitation.

Long-Term Security Practices

Conduct regular security assessments and audits to identify vulnerabilities.
Educate users on secure password practices and data protection measures.
Stay informed about software updates and security patches.

Patching and Updates

Ensure timely installation of software updates provided by KNX to address and mitigate the hardcoded password vulnerability in ETS6.