CVE-2024-11716
MEDIUM EPSS 95.5%
Published Jan 2, 20251y ago · Modified Jun 17, 20262w ago
5.3 CVSS 4.0
Published Jan 2, 2025 1y ago
Last Modified Jun 17, 2026 2w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
95.5% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-837
References 6
- seclists.org http://seclists.org/fulldisclosure/2024/Dec/21
- blog.ctfd.io https://blog.ctfd.io/ctfd-3-7-5/
- cert.pl https://cert.pl/en/posts/2025/01/CVE-2024-11716
- ctfd.io https://ctfd.io/
- github.com https://github.com/CTFd/CTFd/pull/2636
- seclists.org https://seclists.org/fulldisclosure/2024/Dec/21
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.