It has been discovered that the extension "Change password for frontend users" (fe_change_pwd) is susceptible to insufficient session expiration.

Problem Description

The extension fails to revoke existing sessions for the current user when the password has been changed.

Solution

Updated versions 2.0.5 and 3.0.3 are available from the TYPO3 extension manager, packagist and at

https://extensions.typo3.org/extension/download/fe_change_pwd/2.0.5/zip

https://extensions.typo3.org/extension/download/fe_change_pwd/3.0.3/zip

Users of the extension are advised to update the extension as soon as possible.

Credits

Thanks to TYPO3 security team member Torben Hansen who reported and fixed the issue.

General Advice

Follow the recommendations that are given in the TYPO3 Security Guide. Please subscribe to the typo3-announce mailing list.