Connex Spot Monitor (CSM) 1.54.01 Release Notes

Customer Service Bulletin: 80031635 Rev. A

Date Created: 2025-09-17

Issue Details

Baxter is releasing a software update to CSM software version 1.54.01 with software and security enhancements.

Definitions

Acronym Description/Definition
APMAccessory Power Management
BLEBluetooth Low Energy
BR/EDRBluetooth Basic Rate/Enhanced Data Rate
CSMConnex Spot Monitor
ECDSAElliptic Curve Digital Signature Algorithm
CVCConnex Vitals Core. Renamed to CSM.
FIPSFederal Information Processing Standard.
NIBPNon-Invasive Blood Pressure
NCENetwork Connectivity Engine Software
PCAPrinted Circuit Assembly
PDMProduct Data Management
APM PICA PIC16F1518 that manages the APM's rechargeable battery, its work light, the battery life indicator LED string, the printer print head power, and the CVC accelerometer
CVC PICA PIC16F1518 that manages the CVC's rechargeable battery (if one is installed), the front panel LEDs, and the connection with the APM processor (if required)
HIS IDHospital Information System
IPInternet Protocol
VIDVendor ID
OKCOpportunistic Key Caching
NEWS2 SCAL2National Early Warning Score Scale 2
PIDProduct ID
PHIPersonal Health Information
PKIPublic Key Infrastructure
RRpMasimo Respiration Rate from the Pleth. Respiration rate is measured based on changes in the plethysmographic waveform.
SCRMSmartCare Remote Management
SDKWelch Allyn Connectivity SDK Development
SpO2Oxygen Saturation Percentage of oxygenated hemoglobin in the blood
SSOSingle Sign On
SRSSoftware Requirements Specification
SWSoftware
SWFSoftware File
TFSTeam Foundation Server
TLSA widely adopted security protocol designed to facilitate privacy and data security for communications over the Internet
UIUser Interface
WAWelch Allyn
WACPWelch Allyn Communication Protocol
WASTWelch Allyn Service Tool
WEPWEP (Wired Equivalent Privacy) is the oldest and most common Wi-Fi security protocol. It was the privacy component established in the IEEE 802.11, a set of technical standards that aimed to provide a wireless local area network (WLAN) with a comparable level of security to a wired local area network (LAN).
WPAThe WPA protocol implements the Temporal Key Integrity Protocol (TKIP). WEP used a 64-bit or 128-bit encryption key
WPA2WPA2 (Wi-Fi Protected Access 2) is the second generation of the Wi-Fi Protected Access wireless security protocol. Like its predecessor, WPA2 was designed to secure and protect Wi-Fi networks.

Solution/Action

Baxter Inc. is pleased to announce the release of a new firmware package for the Welch Allyn Connex Spot Monitor. This release (CSM firmware version 1.54.01*) incorporates new Software and security enhancements.

New Radio Service Kits compatible with 1.54.00 firmware and later:

PLEASE NOTE: Once a CSM has updated to 1.54.01, it CANNOT be rolled back to a previous version of the device firmware.

Enhancements:

Bug Fixes

CSM Hardware/Software Compatibility

The CSM 1.54.01 software is expected to be compatible with the below-listed or newer versions until superseded by a future CSM software update.

Subsystem Description Version Notes
CSM Main Board Pattern E 409703-12; PCA, CVC Main Board, NOTE: The board version read by SW is E.
Pattern F 409703-16; PCA, CVC Main Board, 3rd Edition, NOTE: The board version read by SW is F.
Pattern H 409703-18; PCA, CVC Main Board, 4th Edition, NOTE: The board version read by SW is G.
Pattern H 409703-20; PCA, CVC Main Board, 4th Edition, NOTE: The board version read by SW is G.
Pattern J 409703-30; PCA, CVC Main Board, 4th Edition, NOTE: The board version read by SW is J.
APM PIC Software 2.00 N/A
CSM PIC Software 3.01 N/A
NIBP Software ModPG 1.00.00.00009 – Main
1.00.00.00002 - Boot
1.00.00.00007 – Safety
N/A
ModPG2.5 1.00.00.25R04 - ModPG25Base
1.00.00.25R01 - ModPG25Boot
1.00.00.25R03 – ModPG25Safety
N/A
Masimo MX SpO2 Software 7.10.7.0 Vendor firmware – Non-RRP
With RRp support
Nellcor SpO2 Software 7.14.6.2 Vendor firmware
Nonin SpO2 Software HW 1.2.1.0 DSP GR101357E00 FE 1.1.0.0 Vendor firmware
SureTemp Software Timmy 1.00.00.00006 N/A
Timmy3 1.00.00.00005 N/A
Braun Pro 6000 Software Braun 6000 Handle 5.25 for all deployments excluding China
Braun 6000 Handle 5.28 for China only
Vendor firmware
Newmar Radio Software 2.00.04 N/A
Bluetooth BR/EDR Bluetopia Stack version 4.0.1.1 which minimally support the Bluetooth Core Specification Version 2.1 for Bluetooth BR/EDR Also known as Basic Rate/Enhanced Data Rate (BR/EDR).
Bluetooth Low Energy Bluetopia Stack version 4.0.1.1 which minimally support the Bluetooth Core Specification Version 4.0 for BLE N/A
Scale Software N/A
WACP 2.4.0 N/A
WA Connectivity SDK 3.0.0.19 N/A
NCE NCE 5.1.0.16 N/A
Connex CS 1.7.1 N/A
PDM Database Schema 16 Current schema version is logged at device power-up.
Configuration Tool 1.9.4 N/A
WAST 1.11.0.0 N/A
SWF: WAST CSM plugin v 1.2.0.1 N/A
Service Monitor 1.7.0 N/A

NOTE 1: The Newmar Radio Firmware 2.00.04 associated with this release is not backwards compatible with prior versions of the Newmar Radio Firmware. Downgrading a CSM to a version prior to 1.54.01 is not supported and should not be attempted once a CSM has been upgraded to 1.54.01.

NOTE 2: If the user forgets the passcode for accessing the Advanced Settings, the user can access the CSM Configurator tool to determine the passcode.

Update Instructions

The 1.54.01 software will be automatically deployed to the Welch Allyn Service Tool (WAST) and SmartCare Remote Management (SCRM). Please note that once CSM is upgraded to 1.54.01, it CANNOT be rolled back to a previous version of the device firmware.

Instructions on Software upgrades are covered in the Service Manual located on the Hillrom Patient Monitoring CSM website shown in the link below. Select the appropriate service manual for your device by selecting the EDUCATION AND DOCUMENTATION → SERVICE MANUAL tab.

Hillrom Patient Monitoring CSM webpage link: https://www.hillrom.com/en/products/connex-spot-monitor/

Please refer to the applicable Welch Allyn Product Configuration Tool CSB(s)/TSB(s) for changes to configuration files that may impact CSM device UI, security or custom scoring.

Reference Documents:

Summary of Prior Releases

1.52.01-A0001 released 10/16/2023

Baxter has released a software update to software version 1.52.00-A0002 to address the following list of critical security vulnerabilities that have been found impacting CSM that may lead to security risks. An attacker that exploits these security risks without proper application of suggested mitigations can modify device configuration and firmware data. Tampering with this data can lead to device compromise.

1.52.00-A0002 released 01/08/2021

This is a CSM-sustaining release. The previous release version was 1.51.00. This update enables the below features and additions. The configuration tool was updated to Version 1.90 as well to support the below features and additions. The main features of this release are below.

  1. Change to the way we do BLE licensing, both on the device and within the Config Tool. This change follows the same setup for RRp Licenses on the Config Tool.
  2. Add Radio Certificate Expiration Date Information and Related Technical Alarm to CSM.
  3. NEWS2 2 Scale Option Based on O2.
  4. Traditional Chinese (keyboard not included).
  5. Service Monitor connectivity with HL7 enabled, and per device BLE licensing.
  6. The ability to share a config file from one account to another.

1.51.00.A0002 version released 4/24/2020

This is a CSM sustaining release. The previous release version was 1.42.00. This update enables the many features and additions. Adds: Masimo RRp (Respiration-Rate via Pleth); Adds Patient List capability to HL7 OOB; Adds The capability to Disable USB ports; etc..... The configuration tool was updated as well to support the creation of two (2) config files (Standard Config, as well as a License Config) that can be applied to the CSM device in the same manner as before using WAST or a USB stick.

1.42.00.A0001 version released 10/02/2019

This is a CSM sustaining release. The previous release version was 1.41.01. This update provides encryption of PHI data at rest as well as minor improvement of the services for BLE. When the values sent were high systolic BP (>204) and Weight (>327kg) via BLE they would show as a negative number in the EMR application.

1.41.01.A0001 version released 07/09/2019

This is a CSM sustaining release. The previous release version was 1.41.00. This update included a fix for a minor time delay for the manufacturing automated test equipment.

1.41.00.A0005 version released 03/10/2019

This is a CSM sustaining release. The previous release version was 1.40.10. This update provides support for Service Workflow updates, Newmar Radio Updates, as well as an assortment of software anomaly fixes.

Key updates provided in this release are noted below:

  1. Remote upgrade and configuration from Service Monitor and view only access (VNC).
  2. New Radio Software Newmar v2.00.02
    • Added b/g/n Radio Selection mode.
    • Added independent FIPS Enable/Disable functionality to WPA2-Personal and valid WPA2-Enterprise Auth Modes/EAP Types, default FIPS enabled.
    • Newmar certificate installation should encrypt password file information.

    Note: Requires the wa-updatecerts script used by WAST to create certificate PIM files be updated to the latest version. If the version of WAST that does not include the updated wa-updatecerts script, certificates will not successfully authenticate on Newmar 2.00.02 SW.

  3. Clear Patient ID in office profile save.
  4. Beirut Time Zone support.

1.40.10.A0002 version released 12/10/2018

This is a maintenance release for CSM. The previous shipping production release was 1.40.00-A0002. This update provides support for 4th-Edition compliance. Supports All Device Hardware versions. Upgradeable, and down-grade-able only to 1.32.19 version.

1.40.00.A0002 version released 09/19/2018

This is a maintenance release for CSM. The previous shipping production release was 1.32.10-A0001. This update provides support for 4th-Edition compliance. Supports All Device Hardware versions. Upgradeable, and down-grade-able only to 1.32.19 version.

1.32.19.A0001 version released 12/10/2018

This is a service maintenance release for CSM. The previous shipping production release was 1.32.10-A0001. This update provides support for new Hardware based on 4th Edition Compliance. Upgradeable with new hardware only (Version G or greater). Supports ALL Device Hardware version. Can't be downgraded to any previous versions.

1.32.10.A0001 version released 8/07/2018

This is a service maintenance release for CSM. The previous shipping production release was 1.32.02-A0002. This update provides support for 4th-Edition compliance, an assortment of software updates and support for the Thai language. CSM Configuration Tool has also been updated to v1.8.3 20180727 located here: https://config.welchallyn.com/configurator/

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80031635LITPDF Microsoft Word 2019

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