Cisco warns customers about attacks installing rogue firmware on networking gear

Installing rogue firmware on embedded devices has long been a concern for security researchers, and it seems that such attacks have started to gain ground with hackers.

In an advisory Tuesday, Cisco Systems warned customers that it is aware of a limited number of cases where attackers have replaced the boot firmware on devices running its IOS operating system. IOS runs on most Cisco routers and switches and provides a complex set of networking tools and features.

Attackers used valid administrative credentials in order to replace the ROMMON image on IOS devices, Cisco said.

To read this article in full or to leave a comment, please click here