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metasploit-framework
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Use PacketFu::EthHeader.mac2str for MAC formatting

bug/bundler_fix
Jon Hart 2014-11-10 10:45:54 -08:00
parent 2d484a3e1a
commit 0dac2de3fd
1 changed files with 1 additions and 9 deletions
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10
modules/auxiliary/spoof/cisco/cdp.rb
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@ -71,23 +71,15 @@ class Metasploit3 < Msf::Auxiliary
def do_spoof def do_spoof
print_status("Sending CDP message on #{interface}") print_status("Sending CDP message on #{interface}")
p = prep_cdp # Preparation of the CDP content p = prep_cdp # Preparation of the CDP content
dst_mac = "\x01\x00\x0C\xCC\xCC\xCC" # CDP multicast
# Source Mac Address Preparation
src_mac = mac_to_bytes(smac)
# Injecting packet to the network # Injecting packet to the network
l = PacketFu::Inject.new(iface: interface) l = PacketFu::Inject.new(iface: interface)
cdp_length = ["%04X" % (p.length + 8).to_s].pack('H*') cdp_length = ["%04X" % (p.length + 8).to_s].pack('H*')
dot3 = dst_mac + src_mac + cdp_length dot3 = PacketFu::EthHeader.mac2str("01:00:0C:CC:CC:CC") + PacketFu::EthHeader.mac2str(smac) + cdp_length
llc = "\xAA\xAA\x03\x00\x00\x0c\x20\x00" llc = "\xAA\xAA\x03\x00\x00\x0c\x20\x00"
l.array_to_wire(array: [dot3 + llc + p]) l.array_to_wire(array: [dot3 + llc + p])
end end
def mac_to_bytes(mac)
[mac.gsub(':', '')].pack('H*')
end
def prep_cdp def prep_cdp
# device ID # device ID
p = tlv(1, datastore['DEVICE_ID']) p = tlv(1, datastore['DEVICE_ID'])