TYPO3-EXT-SA-2015-007: Cross-Site Scripting in extension BE User Log (beko_beuserlog)

June 15, 2015

Category: TYPO3 Extension
Author: Franz G. Jahn
Keywords: TYPO3, security, TYPO3-EXT-SA-2015-007, extension, beko_beuserlog, Cross-Site Scripting

It has been discovered that the extension "BE User Log" (beko_beuserlog) is susceptible to Cross-Site Scripting

Release Date: June 15, 2015

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

Affected Versions:  version 1.1.1 and below

Vulnerability Type: Cross-Site Scripting

Severity: Medium

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

Problem Description: The extension fails to properly escape user input in HTML context.

Solution: Versions of this extension that are known to be vulnerable will no longer be available for download from the TYPO3 Extension Repository. The extension author is no longer maintaining this extension. Please uninstall and delete the extension folder from your installation.

Credits: Credits go to Torben Hansen 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.