CVE-2021-27395

{"containers": {"cna": {"affected": [{"product": "SIMATIC Process Historian 2013 and earlier", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions"}]}, {"product": "SIMATIC Process Historian 2014", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions < SP3 Update 6"}]}, {"product": "SIMATIC Process Historian 2019", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions"}]}, {"product": "SIMATIC Process Historian 2020", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability has been identified in SIMATIC Process Historian 2013 and earlier (All versions), SIMATIC Process Historian 2014 (All versions < SP3 Update 6), SIMATIC Process Historian 2019 (All versions), SIMATIC Process Historian 2020 (All versions). An interface in the software that is used for critical functionalities lacks authentication, which could allow a malicious user to maliciously insert, modify or delete data."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-306", "description": "CWE-306: Missing Authentication for Critical Function", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-01-11T11:27:05.000Z", "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77", "shortName": "siemens"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-766247.pdf"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "productcert@siemens.com", "ID": "CVE-2021-27395", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "SIMATIC Process Historian 2013 and earlier", "version": {"version_data": [{"version_value": "All versions"}]}}, {"product_name": "SIMATIC Process Historian 2014", "version": {"version_data": [{"version_value": "All versions < SP3 Update 6"}]}}, {"product_name": "SIMATIC Process Historian 2019", "version": {"version_data": [{"version_value": "All versions"}]}}, {"product_name": "SIMATIC Process Historian 2020", "version": {"version_data": [{"version_value": "All versions"}]}}]}, "vendor_name": "Siemens"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A vulnerability has been identified in SIMATIC Process Historian 2013 and earlier (All versions), SIMATIC Process Historian 2014 (All versions < SP3 Update 6), SIMATIC Process Historian 2019 (All versions), SIMATIC Process Historian 2020 (All versions). An interface in the software that is used for critical functionalities lacks authentication, which could allow a malicious user to maliciously insert, modify or delete data."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-306: Missing Authentication for Critical Function"}]}]}, "references": {"reference_data": [{"name": "https://cert-portal.siemens.com/productcert/pdf/ssa-766247.pdf", "refsource": "MISC", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-766247.pdf"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T20:48:16.821Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-766247.pdf"}]}]}, "cveMetadata": {"assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77", "assignerShortName": "siemens", "cveId": "CVE-2021-27395", "datePublished": "2021-10-12T09:49:20.000Z", "dateReserved": "2021-02-18T00:00:00.000Z", "dateUpdated": "2024-08-03T20:48:16.821Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "SIMATIC Process Historian 2013 and earlier", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions"}]}, {"product": "SIMATIC Process Historian 2014", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions < SP3 Update 6"}]}, {"product": "SIMATIC Process Historian 2019", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions"}]}, {"product": "SIMATIC Process Historian 2020", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions"}]}], "source": "productcert@siemens.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:siemens:simatic_process_historian_2013:*:*:*:*:*:*:*:*", "matchCriteriaId": "78883EE0-420B-49C6-B8C6-64915216504E", "vulnerable": true}, {"criteria": "cpe:2.3:a:siemens:simatic_process_historian_2014:-:sp1:*:*:*:*:*:*", "matchCriteriaId": "0D802BDB-8F9C-481E-A152-CAF4347C8B3B", "vulnerable": true}, {"criteria": "cpe:2.3:a:siemens:simatic_process_historian_2014:-:sp2:*:*:*:*:*:*", "matchCriteriaId": "FEBF81AD-7354-4CD5-89A4-0088F6C00721", "vulnerable": true}, {"criteria": "cpe:2.3:a:siemens:simatic_process_historian_2014:-:sp3:*:*:*:*:*:*", "matchCriteriaId": "DA9B2CB2-5D15-4470-9DBC-E168F12F3880", "vulnerable": true}, {"criteria": "cpe:2.3:a:siemens:simatic_process_historian_2014:-:sp3_update4:*:*:*:*:*:*", "matchCriteriaId": "98216800-858E-4C6E-B086-0F5E56888C9C", "vulnerable": true}, {"criteria": "cpe:2.3:a:siemens:simatic_process_historian_2019:*:*:*:*:*:*:*:*", "matchCriteriaId": "81E1CC4F-602E-4DF8-9B4F-E52AF18C9B07", "vulnerable": true}, {"criteria": "cpe:2.3:a:siemens:simatic_process_historian_2020:*:*:*:*:*:*:*:*", "matchCriteriaId": "E89C6F2E-C7A9-4ACE-9247-4CE06BE90C53", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability has been identified in SIMATIC Process Historian 2013 and earlier (All versions), SIMATIC Process Historian 2014 (All versions < SP3 Update 6), SIMATIC Process Historian 2019 (All versions), SIMATIC Process Historian 2020 (All versions). An interface in the software that is used for critical functionalities lacks authentication, which could allow a malicious user to maliciously insert, modify or delete data."}, {"lang": "es", "value": "Se ha identificado una vulnerabilidad en SIMATIC Process Historian 2013 y anteriores (Todas las versiones), SIMATIC Process Historian 2014 (Todas las versiones anteriores a SP3 Update 6), SIMATIC Process Historian 2019 (Todas las versiones), SIMATIC Process Historian 2020 (Todas las versiones). Una interfaz en el software que es usada para funcionalidades cr\u00edticas carece de autenticaci\u00f3n, lo que podr\u00eda permitir a un usuario malicioso insertar, modificar o eliminar datos de forma maliciosa"}], "id": "CVE-2021-27395", "lastModified": "2026-06-17T03:44:46.843", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 5.5, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-10-12T10:15:11.493", "references": [{"source": "productcert@siemens.com", "tags": ["Vendor Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-766247.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-766247.pdf"}], "sourceIdentifier": "productcert@siemens.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-306"}], "source": "productcert@siemens.com", "type": "Secondary"}]}

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