OTPulse

Harmony iPC – HMIBSC IIoT Edge Box Core

Low RiskSEVD-2024-282-02Oct 8, 2024
Schneider ElectricEnergyManufacturing
Summary

Schneider Electric Harmony iPC – HMIBSC IIoT Edge Box Core products contain multiple vulnerabilities in the operating system. These edge compute devices enable communication from shop floor to IT systems. Legacy OS and component vulnerabilities could result in operational failures if mitigations are not applied.

What this means
What could happen
An attacker exploiting legacy OS vulnerabilities on this edge device could disrupt communication between the shop floor and IT systems, potentially stopping asset monitoring, maintenance operations, or triggering operational failures in connected industrial processes.
Who's at risk
Operators of water utilities, municipal electric systems, and manufacturing plants using Schneider Electric Harmony iPC HMIBSC edge devices for shop floor-to-IT communication should be concerned. Any facility relying on this edge compute device for asset performance monitoring, maintenance coordination, or operational visibility is affected.
How it could be exploited
An attacker with network access to the unprotected edge device could exploit legacy OS or component vulnerabilities to gain unauthorized access. If the device is internet-exposed or accessible from the business network without firewalls, exploitation risk is significantly higher. A compromised edge device could be used to intercept or alter data flowing between shop floor control systems and IT infrastructure.
Prerequisites
  • Network access to the HMIBSC edge device
  • Connectivity from an untrusted network (Internet, business network, or mobile device)
  • Device exposed without firewall protection or network segmentation
no patch availablelegacy OS with known vulnerabilitiesedge/boundary device at IT/OT interfaceoperational failure risk
Affected products (1)
ProductAffected VersionsFix Status
Harmony iPC – HMIBSC IIoT Edge Box Core All versionsAll versionsNo fix (EOL)
Remediation & Mitigation
0/6
Do now
0/3
HARDENINGIsolate the HMIBSC edge device behind a firewall; do not permit direct connectivity from the business network or Internet
HARDENINGImplement network segmentation to place the edge device and connected shop floor control systems on a separate VLAN from business networks
HARDENINGRestrict physical access to the device; place it in a locked cabinet and ensure it is never left in Program mode
Schedule — requires maintenance window
0/1

Patching may require device reboot — plan for process interruption

WORKAROUNDImplement secure remote access using a VPN if remote management is required; keep VPN software updated to the latest version
Mitigations - no patch available
0/2
Harmony iPC – HMIBSC IIoT Edge Box Core All versions has reached End of Life. The vendor will not release a patch. Apply the following compensating controls:
HARDENINGScan all removable media (USB drives, CDs) for malware before connecting to networks with this device or connected control systems
HARDENINGProhibit mobile devices that have connected to other networks from connecting to the control network without proper sanitization
View full Schneider Electric advisory
API: /api/v1/advisories/cf2d8a11-db7a-4b9b-b664-a763ddb22689

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Harmony iPC – HMIBSC IIoT Edge Box Core - OTPulse