CVE-2020-8768 : Security Advisory and Response

An issue was discovered on Phoenix Contact Emalytics Controller ILC 2050 BI before 1.2.3 and BI-L before 1.2.3 devices. There is an insecure mechanism for read and write access to the configuration of the device. The mechanism can be discovered by examining a link on the website of the device.

Understanding CVE-2020-8768

This CVE identifies a security vulnerability in Phoenix Contact Emalytics Controller ILC 2050 BI and BI-L devices.

What is CVE-2020-8768?

The vulnerability allows unauthorized access to the device's configuration through an insecure mechanism, potentially compromising sensitive information.

The Impact of CVE-2020-8768

The vulnerability could lead to unauthorized disclosure, alteration, or destruction of device configurations, posing a risk to the confidentiality and integrity of data stored on the affected devices.

Technical Details of CVE-2020-8768

Phoenix Contact Emalytics Controller ILC 2050 BI and BI-L devices are affected by this vulnerability.

Vulnerability Description

The issue arises from an insecure mechanism that allows unauthorized read and write access to the device's configuration.

Affected Systems and Versions

Phoenix Contact Emalytics Controller ILC 2050 BI before version 1.2.3
Phoenix Contact Emalytics Controller ILC 2050 BI-L before version 1.2.3

Exploitation Mechanism

By examining a specific link on the device's website, attackers can exploit this vulnerability to gain unauthorized access to the device's configuration.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent exploitation of this vulnerability.

Immediate Steps to Take

Update the affected devices to version 1.2.3 or later to mitigate the vulnerability.
Restrict access to the device's configuration interface to authorized personnel only.

Long-Term Security Practices

Regularly monitor and audit access to the device's configuration settings.
Implement network segmentation to isolate critical devices from potentially compromised systems.

Patching and Updates

Apply security patches and updates provided by Phoenix Contact to address known vulnerabilities and enhance device security.