TYPO3-EXT-SA-2014-017: Improper Access Control in WebDav for filemounts (webdav)

It has been discovered that the extension "WebDav for filemounts" (webdav) is susceptible to Improper Access Control.

Release Date: November 27, 2014

Component Type: Third party extension. This extension is not a part of the TYPO3 default installation.

Affected Versions: 2.0.0

Vulnerability Type: Improper Access Control

Severity: Medium

Suggested CVSS v2.0: AV:N/AC:L/Au:S/C:P/I:P/A:N/E:H/RL:OF/RC:C

Problem Description: The extension fails to restrict resource-access via webdav protocol to only those resources the backend user has been granted access to.

Solution: Updated version 2.0.1 is available from the TYPO3 extension manager and at http://typo3.org/extensions/repository/download/webdav/2.0.1/t3x/.

Credits: Credits go to extension maintainer Kay Strobach who discovered and reported the issue.

General advice: Follow the recommendations that are given in the TYPO3 Security Guide. Please subscribe to the typo3-announce mailing list to receive future Security Bulletins via E-mail.