CVE-2021-3632

HIGH

Keycloak < 15.1.0 - Unauthenticated WebAuthn Device Registration

Title source: llm
STIX 2.1

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.

References (5)

Core 5
Core References
Permissions Required, Vendor Advisory x_refsource_misc
https://issues.redhat.com/browse/KEYCLOAK-18500
Issue Tracking, Vendor Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1978196
Vendor Advisory x_refsource_misc
https://access.redhat.com/security/cve/CVE-2021-3632
Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://github.com/keycloak/keycloak/pull/8203

Scores

CVSS v3 7.5
EPSS 0.0050
EPSS Percentile 66.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-287
Status published
Products (4)
org.keycloak/keycloak-core 0 - 15.1.0Maven
redhat/keycloak < 15.1.0
redhat/single_sign-on 7.0
redhat/single_sign-on 7.4 - 7.4.9
Published Aug 26, 2022
Tracked Since Feb 18, 2026