full-disclosure - Secunia Research: GIGABYTE Dldrv2 ActiveX Control Unsafe Methods

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Date: Thu, 15 Jul 2010 13:20:23 +0200
From: Secunia Research <remove-vuln@...unia.com>
To: full-disclosure@...ts.grok.org.uk
Subject: Secunia Research: GIGABYTE Dldrv2 ActiveX Control
	Unsafe Methods

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

                     Secunia Research 15/07/2010

         - GIGABYTE Dldrv2 ActiveX Control Unsafe Methods -

====================================================================== 
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 some vulnerabilities in GIGABYTE 
Dldrv2 ActiveX Control, which can be exploited by malicious people to 
compromise a user's system.

1) The unsafe method "dl()" allows automatically downloading and 
executing an arbitrary file.

2) Combined usage of the unsafe methods "SetDLInfo()" and "Bdl()" 
allows automatically downloading an arbitrary file to an arbitrary 
location on the user's system.

====================================================================== 
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-2010-1517 for the vulnerabilities.

====================================================================== 
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/2010-85/

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

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

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