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Acer LunchApp.APlunch ActiveX Control "Run" Insecure Method Advisory Available in Danish  Advisory Available in German 

Secunia Advisory: SA23003  
Release Date: 2006-11-20
Last Update: 2007-01-17

Critical:
Highly critical
Impact: System access
Where: From remote
Solution Status: Vendor Workaround

Software:Acer LunchApp.APlunch ActiveX Control 1.x

CVE reference:CVE-2006-6121 (Secunia mirror)



Description:
Tan Chew Keong has reported a vulnerability in LunchApp.APlunch ActiveX Control, which can be exploited by malicious people to compromise a user's system.

The vulnerability is caused due to the LunchApp.APlunch ActiveX Control control including the insecure "Run()" method, which executes an arbitrary executable file taken as argument. This can be exploited to execute arbitrary local programs with parameters on a user's system via a specially crafted web site.

Successful exploitation requires that the user is e.g. tricked into visiting a malicious web site.

The vulnerability is reported in version 1.0.0.0. Other versions may also be affected.

Solution:
Do not visit non-trusted websites or disable active scripting.

The vendor has provided a patch which unregisters and deletes the ActiveX control:
Acer Preload Security Patch for Windows XP
http://support.acer-euro.com/drivers/utilities.html#APP

Provided and/or discovered by:
Tan Chew Keong

Changelog:
2006-11-28: Added CVE reference.
2007-01-15: Added US-CERT reference.
2007-01-17: Updated "Solution" and "Solution Status" sections to include vendor's patch information.

Original Advisory:
vuln.sg:
http://vuln.sg/acerlunchapp-en.html

Other References:
US CERT VU#221700:
http://www.kb.cert.org/vuls/id/221700



Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.

Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.


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