Error 10013 HTTP Server

Traceback (most recent call last):
 File "http-server.py", line 12, in <module>
 httpd = server(address, handler)
 File "C:\Users\Robin\AppData\Local\Programs\Python\Python36\lib\socketserver.py", line 456, in __init__
 self.server_bind()
 File "C:\Users\Robin\AppData\Local\Programs\Python\Python36\lib\http\server.py", line 136, in server_bind
 socketserver.TCPServer.server_bind(self)
 File "C:\Users\Robin\AppData\Local\Programs\Python\Python36\lib\socketserver.py", line 470, in server_bind
 self.socket.bind(self.server_address)
OSError: [WinError 10013] An attempt was made to access a socket in a way forbidden by its access permissions

#coding:utf-8
import http.server

port = 80
address = ("", port)

server = http.server.HTTPServer

handler = http.server.CGIHTTPRequestHandler
handler.cgi_directories = ["/"]

httpd = server(address, handler)

print ("Server started on port", port)
httpd.serve_forever()