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                     Secunia Research 15/07/2010

         - GIGABYTE Dldrv2 ActiveX Control Unsafe Methods -

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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

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1) Affected Software 

* GIGABYTE Dldrv2 ActiveX Control 1.4.206.11

NOTE: Other versions may also be affected.

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2) Severity 

Rating: Highly critical
Impact: System compromise
Where:  Remote

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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/ 

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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.

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5) Solution 

Set the kill-bit for the ActiveX control.

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6) Time Table 

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

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7) Credits 

Discovered by Carsten Eiram, Secunia Research.

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8) References

The Common Vulnerabilities and Exposures (CVE) project has assigned 
CVE-2010-1517 for the vulnerabilities.

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9) About Secunia

Secunia offers vulnerability management solutions to corporate
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relevant to their specific system configuration:

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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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