InHand Networks InRouter 302, prior to version IR302 V3.5.56, and InRouter 615, prior to version InRouter6XX-S-V2.3.0.r5542, contain vulnerability CWE-330: Use of Insufficiently Random Values. They do not properly randomize MQTT ClientID parameters. An unauthorized user could calculate this parameter and use it to gather additional information about other InHand devices managed on the same cloud platform.