95 lines
3.3 KiB
Ruby
95 lines
3.3 KiB
Ruby
##
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# $Id: ipv6_multicast_ping.rb 13962 2011-10-17 02:42:01Z todb $
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##
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require 'msf/core'
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class Metasploit3 < Msf::Auxiliary
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include Msf::Exploit::Remote::Capture
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include Msf::Exploit::Remote::Ipv6
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include Msf::Auxiliary::Report
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def initialize
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super(
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'Name' => 'IPv6 Link Local/Node Local Ping Discovery',
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'Version' => '$Revision: 13962 $',
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'Description' => %q{
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Send a ICMPv6 ping request to all default multicast addresses, and wait to see who responds.
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},
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'Author' => 'wuntee',
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'License' => MSF_LICENSE,
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'References' =>
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[
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['URL','http://wuntee.blogspot.com/2010/12/ipv6-ping-host-discovery-metasploit.html']
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]
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)
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deregister_options('SNAPLEN', 'FILTER', 'RHOST', 'PCAPFILE')
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end
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def listen_for_ping_response(opts = {})
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hosts = {}
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timeout = opts['TIMEOUT'] || datastore['TIMEOUT']
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prefix = opts['PREFIX'] || datastore['PREFIX']
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max_epoch = ::Time.now.to_i + timeout
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while(::Time.now.to_i < max_epoch)
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pkt_bytes = capture.next()
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Kernel.select(nil,nil,nil,0.1)
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next if not pkt_bytes
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p = PacketFu::Packet.parse(pkt_bytes)
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# Don't bother checking if it's an echo reply, since Neighbor Solicitations
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# and any other response is just as good.
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next unless p.is_ipv6?
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host_addr = p.ipv6_saddr
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host_mac = p.eth_saddr
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next if host_mac == smac
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unless hosts[host_addr] == host_mac
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hosts[host_addr] = host_mac
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print_status(" |*| #{host_addr} => #{host_mac}")
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end
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end
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return hosts
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end
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def smac
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datastore['SMAC'].to_s.empty? ? ipv6_mac : datastore['SMAC']
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end
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def run
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# Start capture
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open_pcap({'FILTER' => "icmp6"})
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# Send ping
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print_status("Sending multicast pings...")
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dmac = "33:33:00:00:00:01"
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# Figure out our source address by the link-local interface
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shost = ipv6_link_address
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# m-1-k-3: added some more multicast addresses from wikipedia: https://en.wikipedia.org/wiki/Multicast_address#IPv6
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ping6("FF01::1", {"DMAC" => dmac, "SHOST" => shost, "WAIT" => false}) #node-local all nodes
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ping6("FF01::2", {"DMAC" => dmac, "SHOST" => shost, "WAIT" => false}) #node-local all routers
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ping6("FF02::1", {"DMAC" => dmac, "SHOST" => shost, "WAIT" => false}) #All nodes on the local network segment
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ping6("FF02::2", {"DMAC" => dmac, "SHOST" => shost, "WAIT" => false}) #All routers on the local network segment
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ping6("FF02::5", {"DMAC" => dmac, "SHOST" => shost, "WAIT" => false}) #OSPFv3 AllSPF routers
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ping6("FF02::6", {"DMAC" => dmac, "SHOST" => shost, "WAIT" => false}) #OSPFv3 AllDR routers
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ping6("FF02::9", {"DMAC" => dmac, "SHOST" => shost, "WAIT" => false}) #RIP routers
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ping6("FF02::a", {"DMAC" => dmac, "SHOST" => shost, "WAIT" => false}) #EIGRP routers
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ping6("FF02::d", {"DMAC" => dmac, "SHOST" => shost, "WAIT" => false}) #PIM routers
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ping6("FF02::16", {"DMAC" => dmac, "SHOST" => shost, "WAIT" => false}) #MLDv2 reports (defined in RFC 3810)
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ping6("ff02::1:2", {"DMAC" => dmac, "SHOST" => shost, "WAIT" => false}) #All DHCP servers and relay agents on the local network site (defined in RFC 3315)
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ping6("ff05::1:3", {"DMAC" => dmac, "SHOST" => shost, "WAIT" => false}) #All DHCP servers on the local network site (defined in RFC 3315)
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# Listen for host advertisments
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print_status("Listening for responses...")
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listen_for_ping_response()
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# Close capture
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close_pcap()
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end
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end
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