Drupal Graphviz Filter Module Arbitrary Command Execution Vulnerability

Bugtraq ID:	38178
Class:	Input Validation Error
CVE:
Remote:	Yes
Local:	No
Published:	Feb 10 2010 12:00AM
Updated:	Feb 10 2010 12:00AM
Credit:	Clemens Tolboom
Vulnerable:	Drupal Graphviz Filter 6.x-1.5 Drupal Graphviz Filter 5.x-1.2
Not Vulnerable:	Drupal Graphviz Filter 6.x-1.6 Drupal Graphviz Filter 5.x-1.3

Drupal Graphviz Filter Module Arbitrary Command Execution Vulnerability

The Graphviz Filter module for Drupal is prone to a vulnerability that lets attackers execute arbitrary commands because it fails to properly sanitize user-supplied input.

Exploiting this issue allows attackers to execute arbitrary commands in the context of the webserver.

The issue affects the following:

Graphviz 6.x-1.x prior to 6.x-1.6
Graphviz 5.x-1.x prior to 5.x-1.3

Drupal Graphviz Filter Module Arbitrary Command Execution Vulnerability

Attackers can use readily available tools to exploit this issue.

Drupal Graphviz Filter Module Arbitrary Command Execution Vulnerability

Solution:
Updates are available. Please see the references for details.


Drupal Graphviz Filter 5.x-1.2

• Drupal graphviz_filter-5.x-1.3.tar.gz
  http://ftp.drupal.org/files/projects/graphviz_filter-5.x-1.3.tar.gz

Drupal Graphviz Filter 6.x-1.5

• Drupal graphviz_filter-6.x-1.6.tar.gz
  http://ftp.drupal.org/files/projects/graphviz_filter-6.x-1.6.tar.gz

Drupal Graphviz Filter Module Arbitrary Command Execution Vulnerability

References:

• Drupal Language Switcher Dropdown Homepage (Drupal)
  
• SA-CONTRIB-2010-016 - Graphviz Filter - arbitrary code execution (Drupal)