- Component Type: TYPO3 CMS
- Subcomponent: User Authentication (ext:core)
- Release Date: July 20, 2021
- Vulnerability Type: Information Disclosure
- Affected Versions: 7.0.0-7.6.51 ELTS, 8.0.0-8.7.40 ELTS, 9.0.0-9.5.27, 10.0.0-10.4.17, 11.0.0-11.3.0
- Severity: Medium
- Suggested CVSS: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:F/RL:O/RC:C
- References: CVE-2021-32767, CWE-532
Problem Description
It has been discovered that user credentials have been logged as plaintext when explicitly using log level debug, which is not the default configuration.
Solution
Update to TYPO3 versions 7.6.52 ELTS, 8.7.41 ELTS, 9.5.28, 10.4.18, 11.3.1 that fix the problem described.
Credits
Thanks to Ingo Schmitt who reported this issue, and to TYPO3 core & security team member Benni Mack who fixed the issue.
General Advice
Follow the recommendations that are given in the TYPO3 Security Guide. Please subscribe to the typo3-announce mailing list.
General Note
All security related code changes are tagged so that you can easily look them up in our review system.