{"containers": {"cna": {"affected": [{"product": "Apache Airflow", "vendor": "Apache Software Foundation", "versions": [{"status": "affected", "version": "Apache Airflow 2.0.0"}]}], "credits": [{"lang": "en", "value": "Apache Airflow would like to thank Ian Carroll for reporting this issue."}], "descriptions": [{"lang": "en", "value": "Improper Access Control on Configurations Endpoint for the Stable API of Apache Airflow allows users with Viewer or User role to get Airflow Configurations including sensitive information even when `[webserver] expose_config` is set to `False` in `airflow.cfg`. This allowed a privilege escalation attack. This issue affects Apache Airflow 2.0.0."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-284", "description": "CWE-284 Improper Access Control on Configurations Endpoint for the Stable API", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-02-17T16:06:03", "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://lists.apache.org/thread.html/r3b3787700279ec361308cbefb7c2cce2acb26891a12ce864e4a13c8d%40%3Cusers.airflow.apache.org%3E"}, {"name": "[oss-security] 20210217 CVE-2021-26559: Apache Airflow 2.0.0: CWE-284 Improper Access Control on Configurations Endpoint for the Stable API", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2021/02/17/1"}, {"name": "[announce] 20210217 CVE-2021-26559: Apache Airflow: CWE-284 Privilege Escalation Attack", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.apache.org/thread.html/rd142565996d7ee847b9c14b8a9921dcf80bc6bc160e3d9dca6dfc2f8%40%3Cannounce.apache.org%3E"}], "source": {"discovery": "UNKNOWN"}, "title": "CWE-284 Improper Access Control on Configurations Endpoint for the Stable API", "workarounds": [{"lang": "en", "value": "Upgrade to Airflow 2.0.1 or remove `can read on Configurations` permission from the roles like Viewer and Users if you want to restrict users with those roles to view configurations in 2.0.0."}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@apache.org", "ID": "CVE-2021-26559", "STATE": "PUBLIC", "TITLE": "CWE-284 Improper Access Control on Configurations Endpoint for the Stable API"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Apache Airflow", "version": {"version_data": [{"version_affected": "=", "version_name": "Apache Airflow", "version_value": "2.0.0"}]}}]}, "vendor_name": "Apache Software Foundation"}]}}, "credit": [{"lang": "eng", "value": "Apache Airflow would like to thank Ian Carroll for reporting this issue."}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Improper Access Control on Configurations Endpoint for the Stable API of Apache Airflow allows users with Viewer or User role to get Airflow Configurations including sensitive information even when `[webserver] expose_config` is set to `False` in `airflow.cfg`. This allowed a privilege escalation attack. This issue affects Apache Airflow 2.0.0."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-284 Improper Access Control on Configurations Endpoint for the Stable API"}]}]}, "references": {"reference_data": [{"name": "https://lists.apache.org/thread.html/r3b3787700279ec361308cbefb7c2cce2acb26891a12ce864e4a13c8d%40%3Cusers.airflow.apache.org%3E", "refsource": "MISC", "url": "https://lists.apache.org/thread.html/r3b3787700279ec361308cbefb7c2cce2acb26891a12ce864e4a13c8d%40%3Cusers.airflow.apache.org%3E"}, {"name": "[oss-security] 20210217 CVE-2021-26559: Apache Airflow 2.0.0: CWE-284 Improper Access Control on Configurations Endpoint for the Stable API", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2021/02/17/1"}, {"name": "[announce] 20210217 CVE-2021-26559: Apache Airflow: CWE-284 Privilege Escalation Attack", "refsource": "MLIST", "url": "https://lists.apache.org/thread.html/rd142565996d7ee847b9c14b8a9921dcf80bc6bc160e3d9dca6dfc2f8@%3Cannounce.apache.org%3E"}]}, "source": {"discovery": "UNKNOWN"}, "work_around": [{"lang": "en", "value": "Upgrade to Airflow 2.0.1 or remove `can read on Configurations` permission from the roles like Viewer and Users if you want to restrict users with those roles to view configurations in 2.0.0."}]}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T20:26:25.506Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://lists.apache.org/thread.html/r3b3787700279ec361308cbefb7c2cce2acb26891a12ce864e4a13c8d%40%3Cusers.airflow.apache.org%3E"}, {"name": "[oss-security] 20210217 CVE-2021-26559: Apache Airflow 2.0.0: CWE-284 Improper Access Control on Configurations Endpoint for the Stable API", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2021/02/17/1"}, {"name": "[announce] 20210217 CVE-2021-26559: Apache Airflow: CWE-284 Privilege Escalation Attack", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lists.apache.org/thread.html/rd142565996d7ee847b9c14b8a9921dcf80bc6bc160e3d9dca6dfc2f8%40%3Cannounce.apache.org%3E"}]}]}, "cveMetadata": {"assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "assignerShortName": "apache", "cveId": "CVE-2021-26559", "datePublished": "2021-02-17T14:15:14", "dateReserved": "2021-02-02T00:00:00", "dateUpdated": "2024-08-03T20:26:25.506Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:airflow:2.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "6A12F59D-265C-4E88-A7A9-0A972A45408D", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Improper Access Control on Configurations Endpoint for the Stable API of Apache Airflow allows users with Viewer or User role to get Airflow Configurations including sensitive information even when `[webserver] expose_config` is set to `False` in `airflow.cfg`. This allowed a privilege escalation attack. This issue affects Apache Airflow 2.0.0."}, {"lang": "es", "value": "Un Control de Acceso Inapropiado en el Endpoint Configurations para la API Stable de Apache Airflow permite a usuarios con rol de Visualizadores o Usuario obtener Configuraciones de Airflow, incluyendo informaci\u00f3n confidencial, incluso cuando \"[webserver] expose_config\" est\u00e1 configurado como \"False\" en \"airflow.cfg\". Esto permiti\u00f3 un ataque de escalada de privilegios. Este problema afecta a Apache Airflow versi\u00f3n 2.0.0"}], "id": "CVE-2021-26559", "lastModified": "2024-11-21T05:56:28.070", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-02-17T15:15:13.500", "references": [{"source": "security@apache.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2021/02/17/1"}, {"source": "security@apache.org", "tags": ["Mailing List", "Vendor Advisory"], "url": "https://lists.apache.org/thread.html/r3b3787700279ec361308cbefb7c2cce2acb26891a12ce864e4a13c8d%40%3Cusers.airflow.apache.org%3E"}, {"source": "security@apache.org", "url": "https://lists.apache.org/thread.html/rd142565996d7ee847b9c14b8a9921dcf80bc6bc160e3d9dca6dfc2f8%40%3Cannounce.apache.org%3E"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2021/02/17/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Vendor Advisory"], "url": "https://lists.apache.org/thread.html/r3b3787700279ec361308cbefb7c2cce2acb26891a12ce864e4a13c8d%40%3Cusers.airflow.apache.org%3E"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.apache.org/thread.html/rd142565996d7ee847b9c14b8a9921dcf80bc6bc160e3d9dca6dfc2f8%40%3Cannounce.apache.org%3E"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "security@apache.org", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}