TYPO3-EXT-SA-2013-012: Several vulnerabilities in extension Formhandler (formhandler)

August 05, 2013

Category: TYPO3 Extension
Author: Franz G. Jahn
Keywords: TYPO3, security, TYPO3-EXT-SA-2013-012, extension, formhandler

It has been discovered that the extension "Formhandler" (Formhandler) is vulnerable to SQL-Injection, Arbitrary Code Execution and Authentication Bypass.

Release Date: August 05, 2013

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

Affected Version: 1.6.0 and alll versions below

Vulnerability Type: SQL-Injection, Arbitrary Code Execution and Authentication Bypass

Severity: High

Suggested CVSS v2.0: AV:N/AC:M/Au:N/C:C/I:C/A:N/E:P/RL:O/RC:C (What's that?)

Problem Description: Failing to properly sanitize user-supplied input the extension is vulnerable to SQL-Injection, Arbitrary Code Execution and Authentication Bypass.

Solution: An updated version 1.6.1 is available from the TYPO3 extension manager and at http://typo3.org/extensions/repository/view/formhandler/1.6.1/. Users of the extension are advised to update the extension as soon as possible.

Credits:  Credits go to TYPO3 Security Team Members Georg Ringer and Franz G. Jahn 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.