Keycloak: org.keycloak.protocol.oidc: unvalidated cross-origin messages in checkloginiframe leads to ddos (keycloak)

CVE-2024-1249

HIGH 7.4

En bref

Source: NVD
EPSS: EPSS 0.45 % · centile 39 (2026-10-29)
État: PUBLISHED
Publiée: 2024-04-17 13:22 UTC
Mise à jour: 2026-10-27 02:12 UTC
Attribuée par: redhat
Statut NVD: Deferred

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Description

A flaw was found in Keycloak's OIDC component in the "checkLoginIframe," which allows unvalidated cross-origin messages. This flaw allows attackers to coordinate and send millions of requests in seconds using simple code, significantly impacting the application's availability without proper origin validation for incoming messages.

Faiblesses (CWE)

CWE-346 — Erreur de validation de l'origine

Références

Scores

Version	Score	Vecteur	Évalué par
CVSS 3.1	HIGH 7.4	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H	redhat
CVSS 3.1	HIGH 7.4	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H	NVD · secalert@redhat.com (Secondary)

Avis

GHSA-m6q9-p373-g5q8 — Keycloak's unvalidated cross-origin messages in checkLoginIframe leads to DDoS

Références européennes

ENISA EUVD · EUVD-2024-1243
GCVE · GCVE-0-2024-1249

Produits affectés

Produit	Versions
keycloak	affected 21.1.0 < 22.0.10 ; affected 23.0.0 < 24.0.3
Red Hat · Red Hat AMQ Broker 7
Red Hat · Red Hat build of Keycloak 22	unaffected 22.0.10-1 < *
Red Hat · Red Hat build of Keycloak 22	unaffected 22-13 < *
Red Hat · Red Hat build of Keycloak 22	unaffected 22-16 < *
Red Hat · Red Hat build of Keycloak 22.0.10
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 7	unaffected 0:18.0.13-1.redhat_00001.1.el7sso < *
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 8	unaffected 0:18.0.13-1.redhat_00001.1.el8sso < *
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 9	unaffected 0:18.0.13-1.redhat_00001.1.el9sso < *
Red Hat · RHEL-8 based Middleware Containers	unaffected 7.6-46 < *
Red Hat · RHOSS-1.33-RHEL-8	unaffected 1.33.0-5 < *
Red Hat · RHOSS-1.33-RHEL-8	unaffected 1.33.0-5 < *
Red Hat · RHOSS-1.33-RHEL-8	unaffected 1.33.0-5 < *
Red Hat · RHOSS-1.33-RHEL-8	unaffected 1.33.0-5 < *
Red Hat · RHOSS-1.33-RHEL-8	unaffected 1.33.0-5 < *
Red Hat · RHOSS-1.33-RHEL-8	unaffected 1.33.0-5 < *
Red Hat · RHOSS-1.33-RHEL-8	unaffected 1.33.0-3 < *
Red Hat · RHOSS-1.33-RHEL-8	unaffected 1.33.0-5 < *
Red Hat · RHOSS-1.33-RHEL-8	unaffected 1.33.0-5 < *
Red Hat · RHSSO 7.6.8

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD

⚠️ Keycloak: org.keycloak.protocol.oidc: unvalidated cross-origin messages in checkloginiframe leads to ddos (keycloak)