A flaw was found in Keycloak. A Keycloak server configured to support mTLS authentication for OAuth/OpenID clients does not properly verify the client certificate chain. A client that possesses a proper certificate can authorize itself as any other client, therefore, access data that belongs to other clients.
References
| Link | Resource |
|---|---|
| https://access.redhat.com/errata/RHSA-2023:3883 | Vendor Advisory |
| https://access.redhat.com/errata/RHSA-2023:3884 | Vendor Advisory |
| https://access.redhat.com/errata/RHSA-2023:3885 | Vendor Advisory |
| https://access.redhat.com/errata/RHSA-2023:3888 | Vendor Advisory |
| https://access.redhat.com/errata/RHSA-2023:3892 | Vendor Advisory |
| https://access.redhat.com/security/cve/CVE-2023-2422 | Vendor Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=2191668 | Issue Tracking Vendor Advisory |
Configurations
Configuration 1 (hide)
| AND |
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History
10 Oct 2023, 13:30
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Redhat single Sign-on
Redhat openshift Container Platform Redhat keycloak Redhat Redhat enterprise Linux |
|
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 7.1 |
| CPE | cpe:2.3:a:redhat:keycloak:-:*:*:*:*:*:*:* cpe:2.3:a:redhat:single_sign-on:7.6:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* cpe:2.3:a:redhat:openshift_container_platform:4.11:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* cpe:2.3:a:redhat:openshift_container_platform:4.12:*:*:*:*:*:*:* cpe:2.3:a:redhat:openshift_container_platform:4.10:*:*:*:*:*:*:* cpe:2.3:a:redhat:openshift_container_platform:4.9:*:*:*:*:*:*:* |
|
| CWE | CWE-295 | |
| References | (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=2191668 - Issue Tracking, Vendor Advisory | |
| References | (MISC) https://access.redhat.com/errata/RHSA-2023:3885 - Vendor Advisory | |
| References | (MISC) https://access.redhat.com/errata/RHSA-2023:3883 - Vendor Advisory | |
| References | (MISC) https://access.redhat.com/security/cve/CVE-2023-2422 - Vendor Advisory | |
| References | (MISC) https://access.redhat.com/errata/RHSA-2023:3888 - Vendor Advisory | |
| References | (MISC) https://access.redhat.com/errata/RHSA-2023:3884 - Vendor Advisory | |
| References | (MISC) https://access.redhat.com/errata/RHSA-2023:3892 - Vendor Advisory |
04 Oct 2023, 11:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2023-10-04 11:15
Updated : 2023-12-10 15:14
NVD link : CVE-2023-2422
Mitre link : CVE-2023-2422
CVE.ORG link : CVE-2023-2422
JSON object : View
Products Affected
redhat
- single_sign-on
- enterprise_linux
- openshift_container_platform
- keycloak
CWE
CWE-295
Improper Certificate Validation