A Local File Inclusion (LFI) issue on Onkyo TX-NR585 1000-0000-000-0008-0000 devices allows remote unauthenticated users on the network to read sensitive files via %2e%2e%2f directory traversal, as demonstrated by reading /etc/shadow.

Directory traversal vulnerability on ONKYO TX-NR686 1030-5000-1040-0010 A/V Receiver devices allows remote attackers to read arbitrary files via a .. (dot dot) and %2f to the default URI.