full-disclosure - Secunia Research: GIGABYTE Dldrv2 ActiveX Control Array Indexing Vulnerability

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Message-Id: <201007151120.o6FBKUCX025858@CA-IX-1.intnet>
Date: Thu, 15 Jul 2010 13:20:30 +0200
From: Secunia Research <remove-vuln@...unia.com>
To: full-disclosure@...ts.grok.org.uk
Subject: Secunia Research: GIGABYTE Dldrv2 ActiveX Control
	Array Indexing Vulnerability

====================================================================== 

                     Secunia Research 15/07/2010

   - GIGABYTE Dldrv2 ActiveX Control Array Indexing Vulnerability -

====================================================================== 
Table of Contents

Affected Software....................................................1
Severity.............................................................2
Vendor's Description of Software.....................................3
Description of Vulnerability.........................................4
Solution.............................................................5
Time Table...........................................................6
Credits..............................................................7
References...........................................................8
About Secunia........................................................9
Verification........................................................10

====================================================================== 
1) Affected Software 

* GIGABYTE Dldrv2 ActiveX Control 1.4.206.11

NOTE: Other versions may also be affected.

====================================================================== 
2) Severity 

Rating: Highly critical
Impact: System compromise
Where:  Remote

====================================================================== 
3) Vendor's Description of Software 

"GIGABYTE's Download Center allows you to quickly download and update 
your BIOS as well as the latest system drivers.".

Product Link:
http://download.gigabyte.com.tw/

====================================================================== 
4) Description of Vulnerability

Secunia Research has discovered a vulnerability in GIGABYTE Dldrv2 
ActiveX Control, which can be exploited by malicious people to 
compromise a user's system.

The vulnerability is caused by missing input validation of the "item"
argument passed to the "SetDLInfo()" method and can be exploited via 
array-indexing errors to corrupt memory.

Successful exploitation allows execution of arbitrary code.

====================================================================== 
5) Solution 

Set the kill-bit for the ActiveX control.

====================================================================== 
6) Time Table 

18/06/2010 - Vendor notified.
29/06/2010 - Vendor response.
15/07/2010 - Public disclosure.

====================================================================== 
7) Credits 

Discovered by Carsten Eiram, Secunia Research.

====================================================================== 
8) References

The Common Vulnerabilities and Exposures (CVE) project has assigned 
CVE-2010-1518 for the vulnerability.

====================================================================== 
9) About Secunia

Secunia offers vulnerability management solutions to corporate
customers with verified and reliable vulnerability intelligence
relevant to their specific system configuration:

http://secunia.com/advisories/business_solutions/

Secunia also provides a publicly accessible and comprehensive advisory
database as a service to the security community and private 
individuals, who are interested in or concerned about IT-security.

http://secunia.com/advisories/

Secunia believes that it is important to support the community and to
do active vulnerability research in order to aid improving the 
security and reliability of software in general:

http://secunia.com/secunia_research/

Secunia regularly hires new skilled team members. Check the URL below
to see currently vacant positions:

http://secunia.com/corporate/jobs/

Secunia offers a FREE mailing list called Secunia Security Advisories:

http://secunia.com/advisories/mailing_lists/

====================================================================== 
10) Verification 

Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2010-86/

Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/

======================================================================

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