Aqara Hub M2

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Aqara Hub M2
Security Grade
   
     B
   
Calculator v1
Aqara Hub M2
   Category: Smart Hub • Model / Gen:  HM2-G01
   Release Date: 2020-08-01 • Status: In sale
   Classification Date: 2026-10-21 • Official Website

Security Evaluation

1. Device Security

Criterion Value Proof Comment
Known hardware tampering Rare πŸ”— Proof Published M2 issues are remote or adjacent-network command injection (CVE-2025-65292); no mass physical-tampering case was found.
Known vulnerabilities Very common πŸ”— Proof A 2025 cluster names Hub M2 firmware 4.3.6_0027 directly: undocumented remote access (CVE-2025-65294, CVSS 9.8), command injection, missing server-certificate validation and an unsigned/weak firmware-update path (CVE-2025-65295).
Prior attacks Rare πŸ”— Proof No Aqara product is listed in CISA KEV and no public in-the-wild exploitation of the M2 cluster was identified.
Updatability Very common πŸ”— Proof Firmware is updated over the air from the Aqara Home app, though the update process itself was found to lack integrity enforcement (CVE-2025-65295).
Category Score Score: 2 / 3

2. System Security

Criterion Value Proof Comment
Authentication with other systems Full πŸ”— Proof Hub exposes child devices to Apple HomeKit, Alexa, Google Assistant and Matter-style ecosystems with per-ecosystem pairing.
Communications Encrypted with obselete encryption πŸ”— Proof Cloud traffic is TLS-based but Hub M2 firmware failed to validate server certificates (CVE-2025-65290/65291), which downgrades the effective transport protection.
Storage Encrypted with obselete encryption πŸ”— Proof Keys are held in onboard flash with legacy protection, and the hub was found collecting and uploading data without adequate disclosure (CVE-2025-65297).
Category Score Score: 2 / 3

3. User Authentication

Criterion Value Proof Comment
Account management Basic πŸ”— Proof Aqara Home account with region-scoped homes and member sharing; role granularity and recovery controls are limited.
Authentication Basic πŸ”— Proof Password-based app login and local pairing; the undocumented remote access path in CVE-2025-65294 shows authentication is not uniformly enforced.
Brute-force protection Basic πŸ”— Proof Cloud login has basic rate limiting; local interfaces have no documented lockout policy.
Event logging Partial logging πŸ”— Proof The app shows device/automation history and alarms; authentication events are not exposed as an audit trail.
Passwords Require change after setup πŸ”— Proof An account password is set at registration and pairing codes expire, but complexity enforcement is minimal.
Category Score Score: 2 / 3

Technical Specifications

Property Details
Operating System & App Aqara embedded Linux firmware (Companion App: Aqara Home app (Android/iOS))
Hardware (CPU / GPU) CPU: • GPU:
Memory & Storage Memory: • Storage: Onboard flash for device keys, automations and logs
Power, Battery & Charging Battery: • Power: Micro-USB 5 V 1 A • Charging:
Display & Camera Display: • Camera:
Sound & Connectivity Sound: • Connectivity: Ethernet RJ-45, 2.4 GHz Wi-Fi, Zigbee 3.0, Bluetooth Low Energy, IR blaster
Physical (Dimensions & Mass) Dimensions: • Mass:


Reasoning: The M2 is a capable multi-protocol hub but its 2025 CVE cluster is unusually specific and severe for a consumer device: undocumented remote access, command injection, missing certificate validation and an update path without integrity enforcement. Ecosystem integration (HomeKit/Alexa/Google) is broad, which is also a wide authentication surface. Scope note: rated on firmware 4.3.6_0027 as published; a later firmware that fixes the 2025 cluster could raise the device and system criteria. Release date is the M2 launch (year/month precision).