- Release Date: December 13, 2022
- Component Type: Third party extension. This extension is not a part of the TYPO3 default installation.
- Component: "Master-Quiz" (fp_masterquiz)
- Composer Package Name: fixpunkt/fp-masterquiz
- Vulnerability Type: Information Disclosure and Broken Access Control
- Affected Versions: 2.2.0 and below, 3.0.0 - 3.5.1
- Severity: Medium
- Suggested CVSS: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:F/RL:O/RC:C
- References: CVE-2022-47407, CWE-284, CWE-200
Problem Description
Insufficient access checks in the extension allow a remote user to continue the quiz of various users, if the quiz has not been finished yet. Thereby, it is also possible for a remote user to view and modify already saved answers of the affected quiz.
Solution
Updated versions 2.2.1 and 3.5.2 are available from the TYPO3 extension manager, packagist and at
https://extensions.typo3.org/extension/download/fp_masterquiz/2.2.1/zip
https://extensions.typo3.org/extension/download/fp_masterquiz/3.5.2/zip
Users of the extension are advised to update the extension as soon as possible.
Credits
Thanks to Kurt Gusbeth for reporting the vulnerabilities and for providing updated versions of the extension.
General Advice
Follow the recommendations that are given in the TYPO3 Security Guide. Please subscribe to the typo3-announce mailing list.