CVE-2021-3632

    Dashboard / Vulnerabilities / CVE-2021-3632

    CVE-2021-3632

    Published: 26 Aug 2022Last Modified: 7 Aug 2026

    Summary:

    Details: 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: https://access.redhat.com/security/cve/CVE-2021-3632, https://bugzilla.redhat.com/show_bug.cgi?id=1978196, https://issues.redhat.com/browse/KEYCLOAK-18500, https://github.com/keycloak/keycloak/commit/65480cb5a11630909c086f79d396004499fbd1e4, https://github.com/keycloak/keycloak/pull/8203

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -843566019e09d15fa0e4778356463bc9a430e965

    Affected versions

    2.4.0.Test

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2021-3632 | CVE-DB