| Xiaomi Mi Bunny Watch 3 | ||
|---|---|---|
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Security Grade
Calculator v1
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Xiaomi Mi Bunny Watch 3
Brand: Xiaomi (Parent: Xiaomi Corporation) Category: Children Smart Watch • Model / Gen: 3rd Generation MTSB06XUN Release Date: 2019-07-15 • Status: In sale Classification Date: 2026-10-27 • Official Website | |
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Known hardware tampering | Rare | 🔗 Proof | Hardware modification is rare |
| Known vulnerabilities | Very common | 🔗 Proof | Multiple critical vulnerabilities |
| Prior attacks | Very common | 🔗 Proof | Attacks to steal location and child data |
| Updatability | Rare | 🔗 Proof | Almost no firmware updates after release |
| Category Score | Score: 3 / 3 | ||
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Authentication with other systems | No | 🔗 Proof | Weak or missing authentication |
| Communications | No encryption | 🔗 Proof | Network traffic unencrypted |
| Storage | No encryption | 🔗 Proof | Location and chat data stored unencrypted |
| Category Score | Score: 3 / 3 | ||
| Criterion | Value | Proof | Comment |
|---|---|---|---|
| Account management | Basic | 🔗 Proof | Basic account management with flaws |
| Authentication | Absent | 🔗 Proof | Weak authentication bypass |
| Brute-force protection | Basic | 🔗 Proof | No login attempt limiting |
| Event logging | Partial logging | 🔗 Proof | No access audit logs |
| Passwords | Require change after setup | 🔗 Proof | Simple passwords allowed |
| Category Score | Score: 3 / 3 | ||
| Property | Details |
|---|---|
| Operating System & App | Custom embedded OS (Companion App: Mi Home) |
| Hardware (CPU / GPU) | CPU: Spreadtrum SC9832E • GPU: N/A |
| Memory & Storage | Memory: 512 MB RAM • Storage: 4 GB flash |
| Power, Battery & Charging | Battery: 600 mAh lithium battery • Power: 3.7V • Charging: Magnetic charging |
| Display & Camera | Display: 1.4 inch touch LCD • Camera: 2MP front camera |
| Sound & Connectivity | Sound: Microphone and speaker • Connectivity: 4G LTE, Wi‑Fi, Bluetooth |
| Physical (Dimensions & Mass) | Dimensions: Height:41 mm / Width:41 mm / Thickness:14 mm • Mass: 37 g |
Xiaomi Mi Bunny Watch 3 is a children smart watch IoT device. It suffers from severe security weaknesses: unencrypted communications and local storage, missing strong authentication, almost no firmware updates. Multiple real-world attacks targeting children’s location and personal data.
