CVE-2019-10201

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{"affected": [{"affectedData": [{"product": "keycloak", "vendor": "Red Hat", "versions": [{"status": "affected", "version": "up to keycloak 6.0.1"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*", "matchCriteriaId": "B4169303-407C-4964-8A5E-D34AC060239A", "versionEndIncluding": "6.0.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "9EFEC7CA-8DDA-48A6-A7B6-1F1D14792890", "vulnerable": true}, {"criteria": "cpe:2.3:a:redhat:single_sign-on:7.3.3:*:*:*:*:*:*:*", "matchCriteriaId": "5463868E-60F5-4E8F-AC8F-82AA4088E1FB", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "It was found that Keycloak's SAML broker, versions up to 6.0.1, did not verify missing message signatures. If an attacker modifies the SAML Response and removes the <Signature> sections, the message is still accepted, and the message can be modified. An attacker could use this flaw to impersonate other users and gain access to sensitive information."}, {"lang": "es", "value": "Se detect\u00f3 que el broker SAML de Keycloak, versiones hasta 6.0.1, no comprobaba la falta de firmas de mensajes. Si un atacante modifica la Respuesta SAML y elimina las secciones (Signature), el mensaje sigue siendo aceptado y el mensaje puede ser modificado. Un atacante podr\u00eda utilizar este fallo para hacerse pasar por otros usuarios y obtener acceso a informaci\u00f3n confidencial."}], "id": "CVE-2019-10201", "lastModified": "2026-06-17T02:10:28.757", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 5.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 5.2, "source": "secalert@redhat.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-08-14T17:15:11.143", "references": [{"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Mitigation", "Vendor Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10201"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Mitigation", "Vendor Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10201"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-592"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-347"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2020:2366", "cpe": "cpe:/a:redhat:openshift_application_runtimes:1.0", "package": "keycloak", "product_name": "Red Hat Runtimes Spring Boot 2.1.12", "release_date": "2020-06-04T00:00:00Z"}, {"advisory": "RHSA-2019:2483", "cpe": "cpe:/a:redhat:jboss_single_sign_on:7.3", "package": "keycloak", "product_name": "Red Hat Single Sign-On 7.3.3 zip", "release_date": "2019-08-13T00:00:00Z"}, {"advisory": "RHSA-2020:2067", "cpe": "cpe:/a:redhat:openshift_application_runtimes:1.0", "product_name": "Text-Only RHOAR", "release_date": "2020-05-18T00:00:00Z"}], "bugzilla": {"description": "keycloak: SAML broker does not check existence of signature on document allowing any user impersonation", "id": "1728609", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1728609"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.1", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N", "status": "verified"}, "cwe": "CWE-287", "details": ["It was found that Keycloak's SAML broker, versions up to 6.0.1, did not verify missing message signatures. If an attacker modifies the SAML Response and removes the <Signature> sections, the message is still accepted, and the message can be modified. An attacker could use this flaw to impersonate other users and gain access to sensitive information.", "It was found that Keycloak's SAML broker did not verify missing message signatures. If an attacker modifies the SAML Response and removes the <Signature> sections, the message is still accepted, and the message can be modified. An attacker could use this flaw to impersonate other users and gain access to sensitive information."], "mitigation": {"lang": "en:us", "value": "Administrator can prevent this issue for POST binding by requiring signed assertions."}, "name": "CVE-2019-10201", "package_state": [{"cpe": "cpe:/a:redhat:jboss_fuse:7", "fix_state": "Will not fix", "impact": "moderate", "package_name": "keycloak", "product_name": "Red Hat Fuse 7"}, {"cpe": "cpe:/a:redhat:mobile_application_platform:4", "fix_state": "Not affected", "package_name": "keycloak", "product_name": "Red Hat Mobile Application Platform 4"}, {"cpe": "cpe:/a:redhat:openshift_application_runtimes:1.0", "fix_state": "Affected", "package_name": "keycloak", "product_name": "Red Hat OpenShift Application Runtimes"}], "public_date": "2019-08-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-10201\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-10201"], "threat_severity": "Important"}

{}