CVE-2022-38100 : What You Need to Know

The CVE-2022-38100 vulnerability affects the CMS8000 CONTEC ICU CCU Vital Signs Patient Monitor by Contec Health. It allows threat actors to remotely crash the device by sending specially crafted UDP requests, leading to a denial-of-service attack. Below is a detailed overview of this CVE.

Understanding CVE-2022-38100

This section will provide insights into the nature and impact of the vulnerability.

What is CVE-2022-38100?

The CMS8000 device fails to handle malformed network data, allowing threat actors to remotely crash the device via UDP requests, potentially causing a mass denial-of-service attack.

The Impact of CVE-2022-38100

With a CVSS base score of 7.5 (High), this vulnerability poses a significant risk to affected devices. The availability impact is rated as HIGH, requiring immediate attention.

Technical Details of CVE-2022-38100

Explore the specific technical aspects of this vulnerability below.

Vulnerability Description

The vulnerability stems from the device's inability to parse malformed network data, allowing threat actors to trigger crashes remotely.

Affected Systems and Versions

All versions of the CMS8000 CONTEC ICU CCU Vital Signs Patient Monitor are affected by this vulnerability.

Exploitation Mechanism

Threat actors can exploit the vulnerability by sending specially formatted UDP requests, leading to device crashes and potential denial-of-service attacks.

Mitigation and Prevention

Discover how you can mitigate and prevent exploitation of CVE-2022-38100.

Immediate Steps to Take

Contec Health has not provided mitigation measures; however, users are advised to contact the vendor for information and consider the following steps:

Disabling UART functionality at the CPU level
Enforcing unique device authentication
Implementing secure boot mechanisms
Using tamper stickers on device casings for added security.

Long-Term Security Practices

Incorporate robust security practices to safeguard against similar vulnerabilities in the future.

Patching and Updates

Stay informed about patches or updates released by Contec Health to address CVE-2022-38100.