CVE-2023-4612
MFA bypass in Apereo CAS
- State
- Published
- Severity
- 9.8 Critical
- Published
- Nov 9, 2023
- Updated
- Feb 26, 2025
- Reserved
- Aug 30, 2023
Description
Improper Authentication vulnerability in Apereo CAS in jakarta.servlet.http.HttpServletRequest.getRemoteAddr method allows Multi-Factor Authentication bypass.This issue affects CAS: through 7.0.0-RC7. It is unknown whether in new versions the issue will be fixed. For the date of publication there is no patch, and the vendor does not treat it as a vulnerability.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | CISA-ADP |
Weaknesses
- CWE-302 Authentication Bypass by Assumed-Immutable Data
Affected Products
| Product | Versions |
|---|---|
CASApereo Foundation |
|
References
- https://cert.pl/posts/2023/11/CVE-2023-4612/third-party-advisory
- https://cert.pl/en/posts/2023/11/CVE-2023-4612/third-party-advisory
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