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{"cveTags": [], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "Se encontr\u00f3 una falla en el componente OIDC de Keycloak en \"checkLoginIframe\", que permite mensajes de origen cruzado no validados. Esta falla permite a los atacantes coordinar y enviar millones de solicitudes en segundos usando un c\u00f3digo simple, lo que afecta significativamente la disponibilidad de la aplicaci\u00f3n sin una validaci\u00f3n adecuada del origen de los mensajes entrantes."}], "id": "CVE-2024-1249", "lastModified": "2025-07-08T14:15:24.283", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 4.0, "source": "secalert@redhat.com", "type": "Secondary"}]}, "published": "2024-04-17T14:15:08.160", "references": [{"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1860"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1861"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1862"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1864"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1866"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1867"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1868"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:2945"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:4057"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/security/cve/CVE-2024-1249"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2262918"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2024:1860"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2024:1861"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2024:1862"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2024:1864"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2024:1866"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2024:1867"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2024:1868"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2024:2945"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2024:4057"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/security/cve/CVE-2024-1249"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2262918"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-346"}], "source": "secalert@redhat.com", "type": "Secondary"}]}

{"acknowledgement": "Red Hat would like to thank Adriano M\u00e1rcio Monteiro for reporting this issue.", "affected_release": [{"advisory": "RHSA-2024:2945", "cpe": "cpe:/a:redhat:amq_broker:7.12", "package": "keycloak", "product_name": "Red Hat AMQ Broker 7", "release_date": "2024-05-21T00:00:00Z"}, {"advisory": "RHSA-2024:1867", "cpe": "cpe:/a:redhat:build_keycloak:22::el9", "package": "rhbk/keycloak-operator-bundle:22.0.10-1", "product_name": "Red Hat build of Keycloak 22", "release_date": "2024-04-16T00:00:00Z"}, {"advisory": "RHSA-2024:1867", "cpe": "cpe:/a:redhat:build_keycloak:22::el9", "package": "rhbk/keycloak-rhel9:22-13", "product_name": "Red Hat build of Keycloak 22", "release_date": "2024-04-16T00:00:00Z"}, {"advisory": "RHSA-2024:1867", "cpe": "cpe:/a:redhat:build_keycloak:22::el9", "package": "rhbk/keycloak-rhel9-operator:22-16", "product_name": "Red Hat build of Keycloak 22", "release_date": "2024-04-16T00:00:00Z"}, {"advisory": "RHSA-2024:1868", "cpe": "cpe:/a:redhat:build_keycloak:22", "package": "keycloak", "product_name": "Red Hat build of Keycloak 22.0.10", "release_date": "2024-04-16T00:00:00Z"}, {"advisory": "RHSA-2024:1860", "cpe": "cpe:/a:redhat:red_hat_single_sign_on:7.6::el7", "package": "rh-sso7-keycloak-0:18.0.13-1.redhat_00001.1.el7sso", "product_name": "Red Hat Single Sign-On 7.6 for RHEL 7", "release_date": "2024-04-16T00:00:00Z"}, {"advisory": "RHSA-2024:1861", "cpe": "cpe:/a:redhat:red_hat_single_sign_on:7.6::el8", "package": "rh-sso7-keycloak-0:18.0.13-1.redhat_00001.1.el8sso", "product_name": "Red Hat Single Sign-On 7.6 for RHEL 8", "release_date": "2024-04-16T00:00:00Z"}, {"advisory": "RHSA-2024:1862", "cpe": "cpe:/a:redhat:red_hat_single_sign_on:7.6::el9", "package": "rh-sso7-keycloak-0:18.0.13-1.redhat_00001.1.el9sso", "product_name": "Red Hat Single Sign-On 7.6 for RHEL 9", "release_date": "2024-04-16T00:00:00Z"}, {"advisory": "RHSA-2024:1864", "cpe": "cpe:/a:redhat:rhosemc:1.0::el8", "package": "rh-sso-7/sso76-openshift-rhel8:7.6-46", "product_name": "RHEL-8 based Middleware Containers", "release_date": "2024-04-16T00:00:00Z"}, {"advisory": "RHSA-2024:4057", "cpe": "cpe:/a:redhat:openshift_serverless:1.33::el8", "package": "openshift-serverless-1/logic-data-index-ephemeral-rhel8:1.33.0-5", "product_name": "RHOSS-1.33-RHEL-8", "release_date": "2024-06-24T00:00:00Z"}, {"advisory": "RHSA-2024:4057", "cpe": "cpe:/a:redhat:openshift_serverless:1.33::el8", "package": "openshift-serverless-1/logic-data-index-postgresql-rhel8:1.33.0-5", "product_name": "RHOSS-1.33-RHEL-8", "release_date": "2024-06-24T00:00:00Z"}, {"advisory": "RHSA-2024:4057", "cpe": "cpe:/a:redhat:openshift_serverless:1.33::el8", "package": "openshift-serverless-1/logic-jobs-service-ephemeral-rhel8:1.33.0-5", "product_name": "RHOSS-1.33-RHEL-8", "release_date": "2024-06-24T00:00:00Z"}, {"advisory": "RHSA-2024:4057", "cpe": "cpe:/a:redhat:openshift_serverless:1.33::el8", "package": "openshift-serverless-1/logic-jobs-service-postgresql-rhel8:1.33.0-5", "product_name": "RHOSS-1.33-RHEL-8", "release_date": "2024-06-24T00:00:00Z"}, {"advisory": "RHSA-2024:4057", "cpe": "cpe:/a:redhat:openshift_serverless:1.33::el8", "package": "openshift-serverless-1/logic-kn-workflow-cli-artifacts-rhel8:1.33.0-5", "product_name": "RHOSS-1.33-RHEL-8", "release_date": "2024-06-24T00:00:00Z"}, {"advisory": "RHSA-2024:4057", "cpe": "cpe:/a:redhat:openshift_serverless:1.33::el8", "package": "openshift-serverless-1/logic-operator-bundle:1.33.0-5", "product_name": "RHOSS-1.33-RHEL-8", "release_date": "2024-06-24T00:00:00Z"}, {"advisory": "RHSA-2024:4057", "cpe": "cpe:/a:redhat:openshift_serverless:1.33::el8", "package": "openshift-serverless-1/logic-rhel8-operator:1.33.0-3", "product_name": "RHOSS-1.33-RHEL-8", "release_date": "2024-06-24T00:00:00Z"}, {"advisory": "RHSA-2024:4057", "cpe": "cpe:/a:redhat:openshift_serverless:1.33::el8", "package": "openshift-serverless-1/logic-swf-builder-rhel8:1.33.0-5", "product_name": "RHOSS-1.33-RHEL-8", "release_date": "2024-06-24T00:00:00Z"}, {"advisory": "RHSA-2024:4057", "cpe": "cpe:/a:redhat:openshift_serverless:1.33::el8", "package": "openshift-serverless-1/logic-swf-devmode-rhel8:1.33.0-5", "product_name": "RHOSS-1.33-RHEL-8", "release_date": "2024-06-24T00:00:00Z"}, {"advisory": "RHSA-2024:1866", "cpe": "cpe:/a:redhat:red_hat_single_sign_on:7.6", "package": "keycloak", "product_name": "RHSSO 7.6.8", "release_date": "2024-04-16T00:00:00Z"}], "bugzilla": {"description": "keycloak: org.keycloak.protocol.oidc: unvalidated cross-origin messages in checkLoginIframe leads to DDoS", "id": "2262918", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2262918"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.4", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-346", "details": ["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.", "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."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2024-1249", "package_state": [{"cpe": "cpe:/a:redhat:migration_toolkit_applications:6", "fix_state": "Will not fix", "package_name": "mta/mta-ui-rhel9", "product_name": "Migration Toolkit for Applications 6"}, {"cpe": "cpe:/a:redhat:migration_toolkit_applications:7", "fix_state": "Not affected", "package_name": "mta/mta-ui-rhel9", "product_name": "Migration Toolkit for Applications 7"}, {"cpe": "cpe:/a:redhat:service_registry:2", "fix_state": "Affected", "package_name": "keycloak", "product_name": "Red Hat build of Apicurio Registry 2"}, {"cpe": "cpe:/a:redhat:jboss_data_grid:8", "fix_state": "Not affected", "package_name": "keycloak", "product_name": "Red Hat Data Grid 8"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_brms_platform:7", "fix_state": "Affected", "package_name": "keycloak", "product_name": "Red Hat Decision Manager 7"}, {"cpe": "cpe:/a:redhat:rhdh:1", "fix_state": "Not affected", "package_name": "rhdh/rhdh-hub-rhel9", "product_name": "Red Hat Developer Hub"}, {"cpe": "cpe:/a:redhat:jboss_fuse:7", "fix_state": "Not affected", "package_name": "keycloak", "product_name": "Red Hat Fuse 7"}, {"cpe": "cpe:/a:redhat:jboss_data_grid:7", "fix_state": "Not affected", "package_name": "keycloak", "product_name": "Red Hat JBoss Data Grid 7"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Out of support scope", "package_name": "keycloak", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Out of support scope", "package_name": "keycloak-adapter-eap6", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Out of support scope", "package_name": "keycloak-adapter-sso7_2-eap6", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Out of support scope", "package_name": "keycloak-adapter-sso7_3-eap6", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Out of support scope", "package_name": "keycloak-adapter-sso7_4-eap6", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Out of support scope", "package_name": "keycloak-adapter-sso7_5-eap6", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Out of support scope", "package_name": "org.keycloak-keycloak-parent", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:6", "fix_state": "Out of support scope", "package_name": "rh-sso7-keycloak", "product_name": "Red Hat JBoss Enterprise Application Platform 6"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:7", "fix_state": "Not affected", "package_name": "keycloak-core", "product_name": "Red Hat JBoss Enterprise Application Platform 7"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:8", "fix_state": "Not affected", "package_name": "keycloak-core", "product_name": "Red Hat JBoss Enterprise Application Platform 8"}, {"cpe": "cpe:/a:redhat:jbosseapxp", "fix_state": "Not affected", "package_name": "keycloak", "product_name": "Red Hat JBoss Enterprise Application Platform Expansion Pack"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_bpms_platform:7", "fix_state": "Affected", "package_name": "keycloak", "product_name": "Red Hat Process Automation 7"}, {"cpe": "cpe:/a:redhat:amq_streams:1", "fix_state": "Not affected", "package_name": "keycloak", "product_name": "streams for Apache Kafka"}], "public_date": "2024-04-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-1249\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-1249"], "statement": "The vulnerability in Keycloak's OIDC component allowing unvalidated cross-origin messages in the \"checkLoginIframe\" function represents an important severity issue due to its potential to cause significant disruption and resource exhaustion. Exploitation of this flaw can lead to a Denial of Service (DoS) condition, where malicious actors can overwhelm the server with a high volume of requests, impacting availability for legitimate users. The absence of proper origin validation means attackers can exploit this weakness relatively easily, leveraging automated scripts to flood the server within seconds.", "threat_severity": "Important"}