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TYPO3-SA-2010-010: Vulnerabilitiy in extension Tip-A-Friend (tipafriend)

It has been discovered that the extension Tip-A-Friend (tipafriend) is susceptible to Cross Site Scripting (XSS) attacks.

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

Affected Versions: 1.2.3

Vulnerability Type: Cross Site Scripting

Severity: Medium

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

Release Date: 14.04.2010

Problem Description: Failing to validate and sanitize user input the extension is susceptible to Cross Site Scripting (XSS), making it possible to execute arbitrary JavaScript.

Solution: Updated versions are available from the TYPO3 extension manager.

Users are advised to upgrade to extension version 1.2.4 which is available at http://typo3.org/extensions/repository/view/tipafriend/1.2.4/

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

Credits: Credits go to Patrick Broens, who discovered and reported the issue.