CVE-2022-3027
Assigner: icscert
Published: 2022-09-01T00:00:00
State: PUBLISHED
affected: product: CMS8000 CONTEC ICU CCU Vital Signs Patient Monitor
vendor: Contec Health
versions: status: affected
version: All
credits: value: Level Nine reported these vulnerabilities to CISA.
datePublic: 2022-09-01T00:00:00
descriptions: value: The CMS8000 device does not properly control or sanitize the SSID name of a new Wi-Fi access point. A threat actor could create an SSID with a malicious name, including non-standard characters that, when the device attempts connecting to the malicious SSID, the device can be exploited to write arbitrary files or display incorrect information.
metrics: cvssV3_1: attackComplexity: LOW
attackVector: ADJACENT_NETWORK
availabilityImpact: HIGH
baseScore: 5.7
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
version: 3.1
problemTypes: descriptions: cweId: CWE-284
description: CWE-284 Improper Access Control
type: CWE
source: advisory: ICSMA-22-244-01
discovery: EXTERNAL
title: Contec Health CMS8000
workarounds: value: Contec Health has not responded to requests to work with CISA to mitigate these vulnerabilities. Users of these affected products are invited to contact Contec Health for additional information.

The following mitigations could assist in reducing the risk for exploitation of vulnerabilities:

Disabling UART functionality at the CPU level
Enforcing unique device authentication before granting access to the terminal / bootloader
Where possible, enforcing secure boot. 
Tamper stickers on the device casing to indicate when a device has been opened
x_generator: engine: Vulnogram 0.0.9