CVE-2020-27838
Summary
| CVE | CVE-2020-27838 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2021-03-08 22:15:00 UTC |
| Updated | 2021-03-15 14:32:00 UTC |
| Description | A flaw was found in keycloak in versions prior to 13.0.0. The client registration endpoint allows fetching information about PUBLIC clients (like client secret) without authentication which could be an issue if the same PUBLIC client changed to CONFIDENTIAL later. The highest threat from this vulnerability is to data confidentiality. |
Risk And Classification
Problem Types: CWE-287
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Redhat | Keycloak | All | All | All | All |
| Application | Redhat | Keycloak | All | All | All | All |
| Application | Redhat | Single Sign-on | 7.0 | All | All | All |
| Application | Redhat | Single Sign-on | 7.0 | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| 1906797 – (CVE-2020-27838) CVE-2020-27838 keycloak: Exploiting the client registration API | MISC | bugzilla.redhat.com | Issue Tracking, Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.