VULNERABILITY INTELLIGENCE

CVE-2021-3632

CVSS score7.5 HIGH

EPSS probability1.16%

CISA KEVNot currently listed

Published2022-08-26

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

A flaw was found in Keycloak. This vulnerability allows anyone to register a new security device or key when there is not a device already registered for any user by using the WebAuthn password-less login flow.

Weakness classification

secalert@redhat.com: CWE-287
nvd@nist.gov: CWE-287

Primary references

secalert@redhat.com — Vendor Advisory
secalert@redhat.com — Issue Tracking, Vendor Advisory
secalert@redhat.com — Patch, Third Party Advisory
secalert@redhat.com — Issue Tracking, Patch, Third Party Advisory
secalert@redhat.com — Permissions Required, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Permissions Required, Vendor Advisory