Vulnerability Description
While assignment of a user to a team (bracket) in CTFd should be possible only once, at the registration, a flaw in logic implementation allows an authenticated user to reset it's bracket and then pick a new one, joining another team while a competition is already ongoing. This issue impacts releases from 3.7.0 up to 3.7.4 and was addressed by pull request 2636 https://github.com/CTFd/CTFd/pull/2636 included in 3.7.5 release.
Related Weaknesses (CWE)
References
- https://blog.ctfd.io/ctfd-3-7-5/
- https://cert.pl/en/posts/2025/01/CVE-2024-11716
- https://ctfd.io/
- https://github.com/CTFd/CTFd/pull/2636
- https://seclists.org/fulldisclosure/2024/Dec/21
- http://seclists.org/fulldisclosure/2024/Dec/21
- https://seclists.org/fulldisclosure/2024/Dec/21
FAQ
What is CVE-2024-11716?
CVE-2024-11716 is a documented vulnerability. While assignment of a user to a team (bracket) in CTFd should be possible only once, at the registration, a flaw in logic implementation allows an authenticated user to reset it's bracket and then pi...
How severe is CVE-2024-11716?
CVSS scoring is not yet available for CVE-2024-11716. Check NVD for updates.
Is there a patch for CVE-2024-11716?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.