Cradlepoint IBR900-600 devices running versions < 7.21.10 are vulnerable to a restricted shell escape sequence that provides an attacker the capability to simultaneously deny availability to the device's NetCloud Manager console, local console and SSH command-line.

A restricted shell escape sequence is possible on Cradlepoint IBR900-600 7.2.60 devices that can lead to an attacker denying the availability of all console or SSH command-line access.