A flaw was found in Keycloak, where it does not correctly validate its client step-up authentication in org.keycloak.authentication. This flaw allows a remote user authenticated with a password to register a false second authentication factor along with an existing one and bypass authentication.
                
            Metrics
Affected Vendors & Products
References
        History
                    Thu, 21 Nov 2024 19:15:00 +0000
| Type | Values Removed | Values Added | 
|---|---|---|
| Metrics | ssvc 
 | 
Thu, 08 Aug 2024 06:00:00 +0000
| Type | Values Removed | Values Added | 
|---|---|---|
| CPEs | 
Wed, 07 Aug 2024 10:15:00 +0000
| Type | Values Removed | Values Added | 
|---|---|---|
| CPEs | cpe:/a:redhat:red_hat_single_sign_on:7.6 | |
| References |  | 
 MITRE
                        MITRE
                    Status: PUBLISHED
Assigner: redhat
Published: 2024-04-25T12:20:11.606Z
Updated: 2025-08-30T04:39:24.451Z
Reserved: 2023-07-10T17:01:10.485Z
Link: CVE-2023-3597
 Vulnrichment
                        Vulnrichment
                    Updated: 2024-08-02T07:01:56.985Z
 NVD
                        NVD
                    Status : Awaiting Analysis
Published: 2024-04-25T13:15:50.523
Modified: 2024-11-21T08:17:38.007
Link: CVE-2023-3597
 Redhat
                        Redhat