metasploit-framework/modules/post/hardware/automotive/identifymodules.rb

50 lines
1.7 KiB
Ruby

##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
class MetasploitModule < Msf::Post
include Msf::Post::Hardware::Automotive::UDS
def initialize(info = {})
super(
update_info(
info,
'Name' => 'Scan CAN Bus for Diagnostic Modules',
'Description' => %q{ Post Module to scan the CAN bus for any modules that can respond to UDS DSC queries},
'License' => MSF_LICENSE,
'Author' => ['Craig Smith'],
'Platform' => ['hardware'],
'SessionTypes' => ['hwbridge']
)
)
register_options([
OptInt.new('STARTID', [true, 'Start scan from this ID', 0x600]),
OptInt.new('ENDID', [true, 'End scan at this ID', 0x7F7]),
OptString.new('CANBUS', [false, 'CAN Bus to perform scan on, defaults to connected bus', nil])
])
@found_id = []
end
def run
scanned_ids = 0
print_line('Starting scan...')
(datastore['STARTID']..datastore['ENDID']).each do |id|
res = set_dsc(datastore['CANBUS'], id, id + 8, 1)
scanned_ids += 1
next if res.nil?
next unless res.key? 'Packets'
next unless res['Packets'].empty?
if (res['Packets'][0].key? 'DATA') && res['Packets'][0]['DATA'].size > 3 && (res['Packets'][0]['DATA'][0].hex == 3 && res['Packets'][0]['DATA'][1].hex == 0x7f && res['Packets'][0]['DATA'][2].hex == 0x10)
print_status("Identified module #{'%3x' % id}")
@found_id << id
end
end
print_line("Scanned #{scanned_ids} IDs and found #{@found_id.size} modules that responded")
@found_id.each do |id|
print_line(" #{'%3x' % id}")
end
end
end