CVE-2020-7491 Explained : Impact and Mitigation

A legacy debug port account in TCMs installed in Tricon system versions 10.2.0 through 10.5.3 is visible on the network and could allow inappropriate access. This vulnerability was remediated in TCM version 10.5.4.

Understanding CVE-2020-7491

This CVE involves unauthorized access in Tricon system versions 10.2.0 through 10.5.3, potentially leading to security breaches.

What is CVE-2020-7491?

CVE-2020-7491 highlights a security flaw in Tricon systems that could permit unauthorized access due to a legacy debug port account visibility on the network.

The Impact of CVE-2020-7491

The vulnerability could result in unauthorized individuals gaining access to sensitive systems, posing a significant security risk to affected organizations.

Technical Details of CVE-2020-7491

This section provides in-depth technical insights into the vulnerability.

Vulnerability Description

The issue arises from a legacy debug port account in TCMs within Tricon system versions 10.2.0 through 10.5.3 being exposed on the network, potentially enabling unauthorized access.

Affected Systems and Versions

Product: Tricon system versions 10.2.0 through 10.5.3
Vendor: n/a

Exploitation Mechanism

Unauthorized users could exploit the visibility of the debug port account to gain entry into the Tricon systems, compromising security.

Mitigation and Prevention

Protective measures to address and prevent the CVE-2020-7491 vulnerability.

Immediate Steps to Take

Upgrade to TCM version 10.5.4 to remediate the vulnerability.
Implement network segmentation to restrict unauthorized access.

Long-Term Security Practices

Regularly monitor and audit network access to detect any unauthorized activities.
Train employees on cybersecurity best practices to prevent unauthorized access.

Patching and Updates

Ensure timely installation of security patches and updates to mitigate vulnerabilities effectively.