CVE-2019-20437

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in WSO2 API Manager 2.6.0, WSO2 IS as Key Manager 5.7.0, and WSO2 Identity Server 5.8.0. When a custom claim dialect with an XSS payload is configured in the identity provider basic claim configuration, that payload gets executed, if a user picks up that dialect's URI as the provisioning claim in the advanced claim configuration of the same Identity Provider. The attacker also needs to have privileges to log in to the management console, and to add and update identity provider configurations."}], "metrics": [{"cvssV3_0": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AC:L/AV:N/A:N/C:L/I:L/PR:N/S:C/UI:R", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-10-29T20:03:34.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://docs.wso2.com/display/Security/Security+Advisory+WSO2-2019-0635"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/cybersecurityworks/Disclosed/issues/20"}, {"tags": ["x_refsource_MISC"], "url": "https://cybersecurityworks.com/zerodays/cve-2019-20437-wso2.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2019-20437", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An issue was discovered in WSO2 API Manager 2.6.0, WSO2 IS as Key Manager 5.7.0, and WSO2 Identity Server 5.8.0. When a custom claim dialect with an XSS payload is configured in the identity provider basic claim configuration, that payload gets executed, if a user picks up that dialect's URI as the provisioning claim in the advanced claim configuration of the same Identity Provider. The attacker also needs to have privileges to log in to the management console, and to add and update identity provider configurations."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AC:L/AV:N/A:N/C:L/I:L/PR:N/S:C/UI:R", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://docs.wso2.com/display/Security/Security+Advisory+WSO2-2019-0635", "refsource": "MISC", "url": "https://docs.wso2.com/display/Security/Security+Advisory+WSO2-2019-0635"}, {"name": "https://github.com/cybersecurityworks/Disclosed/issues/20", "refsource": "MISC", "url": "https://github.com/cybersecurityworks/Disclosed/issues/20"}, {"name": "https://cybersecurityworks.com/zerodays/cve-2019-20437-wso2.html", "refsource": "MISC", "url": "https://cybersecurityworks.com/zerodays/cve-2019-20437-wso2.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T02:39:10.001Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://docs.wso2.com/display/Security/Security+Advisory+WSO2-2019-0635"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/cybersecurityworks/Disclosed/issues/20"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://cybersecurityworks.com/zerodays/cve-2019-20437-wso2.html"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2019-20437", "datePublished": "2020-01-27T23:38:16.000Z", "dateReserved": "2020-01-27T00:00:00.000Z", "dateUpdated": "2024-08-05T02:39:10.001Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:wso2:api_manager:2.6.0:*:*:*:*:*:*:*", "matchCriteriaId": "BC168B6A-B15A-4C3B-A38D-C0B65F24F333", "vulnerable": true}, {"criteria": "cpe:2.3:a:wso2:identity_server:5.7.0:*:*:*:*:*:*:*", "matchCriteriaId": "60781FE4-38A3-4FEA-9D8B-CADE4B535974", "vulnerable": true}, {"criteria": "cpe:2.3:a:wso2:identity_server:5.8.0:*:*:*:*:*:*:*", "matchCriteriaId": "2B169832-A746-49A6-8E92-06624AA9B13A", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in WSO2 API Manager 2.6.0, WSO2 IS as Key Manager 5.7.0, and WSO2 Identity Server 5.8.0. When a custom claim dialect with an XSS payload is configured in the identity provider basic claim configuration, that payload gets executed, if a user picks up that dialect's URI as the provisioning claim in the advanced claim configuration of the same Identity Provider. The attacker also needs to have privileges to log in to the management console, and to add and update identity provider configurations."}, {"lang": "es", "value": "Se detect\u00f3 un problema en WSO2 API Manager versi\u00f3n 2.6.0, WSO2 IS as Key Manager versi\u00f3n 5.7.0 y WSO2 Identity Server versi\u00f3n 5.8.0. Cuando un dialecto de reclamo personalizado con una carga \u00fatil de tipo XSS es establecido en la configuraci\u00f3n b\u00e1sica de reclamo del proveedor de identidad, esa carga \u00fatil es ejecutada, si un usuario recoge el URI de ese dialecto como el reclamo de aprovisionamiento en la configuraci\u00f3n de reclamo avanzada del mismo proveedor de identidad. El atacante tambi\u00e9n necesita contar con privilegios para iniciar sesi\u00f3n en la consola de administraci\u00f3n y para agregar y actualizar las configuraciones del proveedor de identidad."}], "id": "CVE-2019-20437", "lastModified": "2026-06-17T02:30:26.287", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "cve@mitre.org", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-01-28T01:15:12.037", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://cybersecurityworks.com/zerodays/cve-2019-20437-wso2.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://docs.wso2.com/display/Security/Security+Advisory+WSO2-2019-0635"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/cybersecurityworks/Disclosed/issues/20"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://cybersecurityworks.com/zerodays/cve-2019-20437-wso2.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://docs.wso2.com/display/Security/Security+Advisory+WSO2-2019-0635"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/cybersecurityworks/Disclosed/issues/20"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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