CVE-2021-41296 Explained : Impact and Mitigation

This CVE entry focuses on a vulnerability in ECOA BAS controller due to weak default administrative credentials, potentially leading to unauthorized system access.

Understanding CVE-2021-41296

This section delves into the specifics of the CVE vulnerability affecting ECOA BAS controller.

What is CVE-2021-41296?

The ECOA BAS controller is prone to remote password attacks due to the utilization of easily guessable default administrative credentials. Exploiting this weakness could grant threat actors complete control over the affected system.

The Impact of CVE-2021-41296

The vulnerability has severe implications:

CVSS Base Score: 9.8 (Critical)
Attack Vector: Network
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High

Technical Details of CVE-2021-41296

In this section, we explore the technical aspects of the CVE vulnerability.

Vulnerability Description

The issue arises from the utilization of weak default administrative credentials in the ECOA BAS controller, making it vulnerable to remote password attacks.

Affected Systems and Versions

Products affected by this vulnerability include:

ECS Router Controller ECS (FLASH)
RiskBuster Terminator E6L45
RiskBuster System RB 3.0.0
RiskBuster System TRANE 1.0
Graphic Control Software
SmartHome II E9246
RiskTerminator

Exploitation Mechanism

Threat actors can exploit this vulnerability by guessing the default administrative credentials remotely, gaining unauthorized access to the system.

Mitigation and Prevention

Let's explore the steps to mitigate the CVE-2021-41296 vulnerability.

Immediate Steps to Take

Ensure to change the default administrative credentials to strong, unique passwords immediately.
Restrict network access to the BAS controller to trusted IP addresses only.

Long-Term Security Practices

Implement multi-factor authentication for accessing the BAS controller.
Regularly update and patch the controller to address security vulnerabilities.

Patching and Updates

Contact ECOA's technical support for guidance on patching the vulnerability and securing the BAS controller.