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Keycloak secondary factor bypass in step-up authentication
Moderate severity
GitHub Reviewed
Published
Apr 17, 2024
in
keycloak/keycloak
•
Updated Aug 7, 2024
Keycloak does not correctly validate its client step-up authentication. A password-authed attacker could use this flaw to register a false second auth factor, alongside the existing one, to a targeted account. The second factor then permits step-up authentication.
Keycloak does not correctly validate its client step-up authentication. A password-authed attacker could use this flaw to register a false second auth factor, alongside the existing one, to a targeted account. The second factor then permits step-up authentication.
References