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Cross Site-Scripting in extension "Recommend page " (pb_recommend_page)

November 07, 2017

Author: Torben Hansen
Keywords: TYPO3, security, typo3-ext-sa-2017-010, extension, pb_recommend_page, Cross-Site Scripting

It has been discovered that the extension "Recommend page " (pb_recommend_page) is susceptible to Cross-Site Scripting.

Release Date: November 07, 2017

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

Affected Versions: version 2.0.3 and below

Vulnerability Type: Cross-Site Scripting

Severity: Medium

Suggested CVSS v3.0: AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C (What's that?)

CVE: not assigned yet

Problem Description: The extension fails to properly encode user input for output in e-mails sent by the extension.

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 Siddhartha Tripathy who discovered and reported the vulnerability.

 

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.


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