[NT] Trend Micro HouseCall ActiveX Control Arbitrary Code Execution

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Trend Micro HouseCall ActiveX Control Arbitrary Code Execution


"Trend Micro's HouseCall is an application for checking whether your
computer has been infected by viruses, spyware, or other malware.
HouseCall performs additional security checks to identify and fix
vulnerabilities to prevent reinfection." Secunia Research has discovered a
vulnerability in Trend Micro HouseCall, which can be exploited by
malicious people to compromise a user's system.


Vulnerable Systems:
* Trend Micro HouseCall ActiveX Control version
* Trend Micro HouseCall ActiveX Control version

Immune Systems:
* Trend Micro HouseCall ActiveX Control version

The vulnerability is caused due to an implementation error within the
HouseCall ActiveX control (Housecall_ActiveX.dll). This can be exploited
to e.g. download and load an arbitrary library file by specifying a custom
update server.

Successful exploitation allows execution of arbitrary code.

Remove the ActiveX control and install version by going to

HouseCall Server Edition:
* Apply hotfix B1285.

Time Table:
18/08/2008 - Vendor notified.
19/08/2008 - Vendor response.
02/09/2008 - Vendor acknowledges vulnerability.
03/09/2008 - Vendor asks if version 6.6 is also affected.
03/09/2008 - Vendor informed that version 6.6 is not available.
09/09/2008 - Vendor informs that version 6.6 site is now accessible.
18/09/2008 - Vendor informed that version 6.6 is not affected by the
current exploit, but will be checked in-depth later.
23/09/2008 - Vendor informed that version 6.6 is also vulnerable when
using a slightly modified exploit.
27/09/2008 - Vendor provides status update.
13/11/2008 - Status update requested.
13/11/2008 - Vendor provides status update.
14/11/2008 - Vendor provides hotfix for testing.
14/11/2008 - Informed the vendor that the supplied hotfix does not address
the vulnerability properly.
18/11/2008 - Vendor requests updated exploit.
19/11/2008 - Updated exploit sent to the vendor.
22/12/2008 - Status update requested.
22/12/2008 - Vendor informs that hotfix for SA31583 also fixes this
22/12/2008 - Public disclosure.

CVE Information:


The information has been provided by Secunia Research.
The original article can be found at:


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