NetUSB Driver Flaw Exposes Millions of Routers to Hacking
May 20, 2015
A simple but shockingly dangerous vulnerability has been uncovered in the NetUSB component, putting Millions of modern routers and other embedded devices across the globe at risk of being compromised by hackers. The security vulnerability, assigned CVE-2015-3036 , is a remotely exploitable kernel stack buffer overflow flaw resides in Taiwan-based KCodes NetUSB . NetUSB is a Linux kernel module that allows for users to flash drives, plug printers and other USB-connected devices into their routers so that they can be accessed over the local network. NetUSB component is integrated into modern routers sold by some major manufacturers including D-Link, Netgear, TP-Link, ZyXEL and TrendNet. The security flaw, reported by Stefan Viehbock of Austria-based SEC Consult Vulnerability Lab, can be triggered when a client sends the computer name to the server deployed on the networking device (TCP port 20005) in order to establish a connection. However, if a connecting comp...
