S21SEC-016 - Vignette SSI Injection

[S21SEC <vul-serv () s21sec com>]

###############################################################
ID: S21SEC-016-en
Title: Vignette SSI Injection
Date: 15/03/2003
Status: Vendor contacted and solution available
Scope: SSI Execution, In some cases Remote command execution
Platforms: All
Author: rpinuaga
Location: http://www.s21sec.com/es/avisos/s21sec-016-en.txt
Release: External
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                                S 2 1 S E C

                           http://www.s21sec.com

                           Vignette SSI Injection


About Vignette
--------------

Vignette develops Content Management and Application Portal Software.


Description of vulnerability
----------------------------

Vignette Software presents a vulnerability that permits the injection of Server Side Include Scripting under some 
circunstances.

If one Vignette Application take a text variable sent by an external web client, and show it after processing, it's 
possible to insert in this variable SSI commands.


If the SSI EXEC feature is enabled, the bug can lead to remote command execution, under the privileges of the Vignette 
Process:

It's important to note that the bug not only affect the default Vignette Applications, nor it affects all the 
applications developed over a Vignette Server Software.


Affected Versions and platforms
-------------------------------

This vulnerability has been tested in Vignette StoryServer 4, StoryServer 5, Vignette V/5 and Vignette V/6. But it 
seems that all currently avaliable versions are vulnerable.


Solution
--------

Vignette users should procceed to contact vignette throught the standard channels VOLS etc in order to get a solution.


Additional information
----------------------

These vulnerabilities have been found and researched by:

 Ramon Pinuaga Cascales         rpinuaga () s21sec com

You can find the last version of this warning in:

        http://www.s21sec.com/es/avisos/s21sec-016-en.txt

And other S21SEC warnings in http://www.s21sec.com/es/avisos/