Portcullis Security Advisory 06-041


Vulnerable System:

Visionsoft Audit


Vulnerability Title:

Ths VSAOD server allows unauthenticated ini file overwrites.


Vulnerability discovery and development:

Portcullis Security Testing Services discovered this vulnerability during an application assessment.
Further research was then carried out post assessment.


Credit for Discovery:

Tim Brown - Portcullis Computer Security Ltd.


Affected systems:

All known versions of Audit, this vulnerability was discovered for version 12.4.0.0.


Details:

It is possible to overwrite the ini file on the remote VSAOD server using the following unauthenticated exchange:

client> SETTINGSFILE
client> <whatever you like>
client> END


Impact:

This can be used by an attacker to prevent the remote VSAOD server from starting in future or to otherwise change its configuration.


Exploit:

Exploit code is not required.

Vendor Status:

Contacted support@visionsoft.com


e-mailed - 16th January 2007
e-mailed - 26th February 2007
e-mailed - 15th March 2007


Copyright:

Copyright Portcullis Computer Security Limited 2006, All rights reserved worldwide.
Permission is hereby granted for the electronic redistribution of this information. It is not to be edited or altered in any way without the express written consent of Portcullis Computer Security Limited.


Disclaimer:

The information herein contained may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (Portcullis Computer Security Limited) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.