RESTWS – Highly critical – Remote code execution – SA-CONTRIB-2016-040

Description

This module enables you to expose Drupal entities as RESTful web services.

RESTWS alters the default page callbacks for entities to provide additional functionality.

A vulnerability in this approach allows an attacker to send specially crafted requests resulting in arbitrary PHP execution.

There are no mitigating factors. This vulnerability can be exploited by anonymous users.

CVE identifier(s) issued

  • A CVE identifier will be requested, and added upon issuance, in accordance with Drupal Security Team processes.

Versions affected

  • RESTful Web Services 7.x-2.x versions prior to 7.x-2.6.
  • RESTful Web Services 7.x-1.x versions prior to 7.x-1.7.

Drupal core is not affected. If you do not use the contributed RESTful Web Services module, there is nothing you need to do.

Solution

Install the latest version:

Also see the RESTful Web Services project page.

Reported by

Fixed by

Coordinated by

Contact and More Information

The Drupal security team can be reached at security at drupal.org or via the contact form at https://www.drupal.org/contact.

Learn more about the Drupal Security team and their policies, writing secure code for Drupal, and securing your site.

Follow the Drupal Security Team on Twitter at https://twitter.com/drupalsecurity

Drupal version: 

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