Vulnerabilities Found In Broadcom Spectrum Analyzer Widely Deployed In Cable Modem Chips

Some Danes have documented a number of vulnerabilities present in Broadcom spectrum analyzers deployed in a number of cable modem chips, the most notable of which is a set of "default credentials" leaving modems using the chips open to control by all comers (archived). The placement of this "default credential" backdoor on the component of the modem that most directly interacts with the raw signal coming into customer premises strongly suggests someone requested it be put there.

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