Description
The local MQTT broker does not enforce topic-level Access Control Lists (ACLs). This allows any client to subscribe using wildcard characters (# or +) to enumerate hidden network devices or publish rogue control commands.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Acer | Connect M6E 5G Portable WiFi Router | ≤ M6E_AI_1.00.000019 | — |