{"api_version":"1","generated_at":"2026-04-21T10:51:36+00:00","cve":"CVE-2021-42837","urls":{"html":"https://cve.report/CVE-2021-42837","api":"https://cve.report/api/cve/CVE-2021-42837.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-42837","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-42837"},"summary":{"title":"CVE-2021-42837","description":"An issue was discovered in Talend Data Catalog before 7.3-20210930. After setting up SAML/OAuth, authentication is not correctly enforced on the native login page. Any valid user from the SAML/OAuth provider can be used as the username with an arbitrary password, and login will succeed.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2021-11-05 18:15:00","updated_at":"2022-07-12 17:42:00"},"problem_types":["CWE-287"],"metrics":[],"references":[{"url":"https://jira.talendforge.org/browse/TAPACHE-180","name":"https://jira.talendforge.org/browse/TAPACHE-180","refsource":"CONFIRM","tags":[],"title":"[TAPACHE-180] [CVE-2021-42837] - Authentication issue in Talend Data Catalog - Talend Open Integration Solution","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.talend.com/resources/","name":"https://www.talend.com/resources/","refsource":"MISC","tags":[],"title":"Resource Center: Talend Guides and Tutorials | Talend","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-42837","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-42837","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"42837","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"talend","cpe5":"data_catalog","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2021-42837","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 Talend Data Catalog before 7.3-20210930. After setting up SAML/OAuth, authentication is not correctly enforced on the native login page. Any valid user from the SAML/OAuth provider can be used as the username with an arbitrary password, and login will succeed."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://www.talend.com/resources/","refsource":"MISC","name":"https://www.talend.com/resources/"},{"refsource":"CONFIRM","name":"https://jira.talendforge.org/browse/TAPACHE-180","url":"https://jira.talendforge.org/browse/TAPACHE-180"}]}},"nvd":{"publishedDate":"2021-11-05 18:15:00","lastModifiedDate":"2022-07-12 17:42:00","problem_types":["CWE-287"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL"},"exploitabilityScore":3.9,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":7.5},"severity":"HIGH","exploitabilityScore":10,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:talend:data_catalog:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-20210930","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"42837","Ordinal":"219345","Title":"CVE-2021-42837","CVE":"CVE-2021-42837","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"42837","Ordinal":"1","NoteData":"An issue was discovered in Talend Data Catalog before 7.3-20210930. After setting up SAML/OAuth, authentication is not correctly enforced on the native login page. Any valid user from the SAML/OAuth provider can be used as the username with an arbitrary password, and login will succeed.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"42837","Ordinal":"2","NoteData":"2021-11-05","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"42837","Ordinal":"3","NoteData":"2021-11-05","Type":"Other","Title":"Modified"}]}}}