CVE-2022-30317 : Vulnerability Insights and Analysis

Honeywell Experion LX through 2022-05-06 is affected by a Missing Authentication vulnerability. The vulnerability allows attackers to manipulate firmware and cause denial of service.

Understanding CVE-2022-30317

This CVE details a security issue in Honeywell Experion LX that lacks authentication for a critical function.

What is CVE-2022-30317?

The vulnerability in Honeywell Experion LX Control Data Access (CDA) EpicMo protocol allows unauthorized access to firmware manipulation and potential denial of service attacks.

The Impact of CVE-2022-30317

The absence of authentication in the protocol enables attackers to exploit device diagnostics and maintenance functionalities, leading to potential firmware manipulation and device reboot attacks.

Technical Details of CVE-2022-30317

This section covers specific technical details of the vulnerability.

Vulnerability Description

Honeywell Experion LX utilizes the unauthenticated Control Data Access (CDA) EpicMo protocol, allowing attackers to perform firmware manipulation and denial of service attacks.

Affected Systems and Versions

Honeywell Experion LX through 2022-05-06 is impacted by this vulnerability due to the unauthenticated functionality of the Control Data Access (CDA) EpicMo protocol.

Exploitation Mechanism

Attackers capable of communicating with the protocol's port can invoke specific functionalities, leading to firmware download commands and potential device reboot.

Mitigation and Prevention

To prevent exploitation of this vulnerability, immediate steps and long-term security practices are recommended.

Immediate Steps to Take

Organizations should restrict network access to the affected protocol and apply necessary patches or updates to enhance system security.

Long-Term Security Practices

Implementing strong authentication mechanisms, network segmentation, and regular security audits can help prevent unauthorized access and mitigate similar vulnerabilities in the future.

Patching and Updates

Ensure timely installation of security patches provided by the vendor to address the authentication issue and enhance the security of Honeywell Experion LX.