D10
Device Basic Information
Device Type: Smart Wearable Bracelet Communication Protocol: Bluetooth, Wi‑Fi Firmware Version: V4.1.2 Deployment Location: User terminal Function: Health data collection
Assessment Methods
Packet capture, firmware analysis, configuration audit
OWASP IoT Top10 Assessment
- I1 Weak, Guessable, or Hardcoded Passwords
Vulnerability: Bluetooth pairing PIN is simple. Risk Level: Medium Remediation: Use random pairing code.
- I2 Insecure Network Services
Vulnerability: Bluetooth discovery can be scanned nearby. Risk Level: Low Remediation: Reduce Bluetooth exposure time.
- I3 Insecure Ecosystem Interfaces
Vulnerability: Mobile APP communication interface flaws. Risk Level: Medium Remediation: Authenticate both bracelet and mobile client.
- I4 Lack of Secure Update Mechanism
Vulnerability: OTA update package verification not strict. Risk Level: Medium Remediation: Digital signature check for firmware.
- I5 Use of Vulnerable and Outdated Components
Vulnerability: Old Bluetooth stack. Risk Level: Low Remediation: Upgrade Bluetooth protocol stack.
- I6 Insufficient Privacy Protection
Vulnerability: Health data such as heart rate uploaded to cloud. Risk Level: High Remediation: Encrypt health data and provide data deletion function.
- I7 Insecure Data Transfer and Storage
Vulnerability: Sensitive health data may transmit without encryption. Risk Level: High Remediation: End‑to‑end encryption for health data.
- I8 Lack of Device Management & Audit
Vulnerability: No log for device binding and unbinding. Risk Level: Low Remediation: Record binding operation log.
- I9 Insecure Default Configurations
Vulnerability: No initial password requirement. Risk Level: Medium Remediation: Force user to set security password.
- I10 Poor Physical Security
Vulnerability: Bracelet can be lost, and data may be accessed. Risk Level: Medium Remediation: Screen lock and data encryption on bracelet.
