A vulnerability (CVE-2019-19494) in Broadcom‘s cable modem firmware can open unknown millions of broadband modems by various manufacturers to attackers, a group of Danish researchers has warned. About CVE-2019-19494 CVE-2019-19494, also dubbed Cable Haunt, is present in the spectrum analyzer, a standard component of Broadcom chips that identifies potential problems with the connection through the modem’s coaxial cable.

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