{"affected": [{"affectedData": [{"product": "SINAMICS Medium Voltage Products, Remote Access", "vendor": "n/a", "versions": [{"status": "affected", "version": "SINAMICS SL150: All versions, SINAMICS SM150: All versions, SINAMICS SM150i: All versions"}]}], "source": "productcert@siemens.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:siemens:sinamics_sl150_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "E032554B-7F51-4482-AF55-743FFB5AC352", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:siemens:sinamics_sl150:-:*:*:*:*:*:*:*", "matchCriteriaId": "C6619B0F-7CDC-40A6-89B2-C6067AF45214", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:siemens:sinamics_sm150_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "33B7E1DE-61B5-4CFC-8640-EB8029CD79D6", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:siemens:sinamics_sm150:-:*:*:*:*:*:*:*", "matchCriteriaId": "2AE231E2-2B2B-407A-BF7A-9EA35F394229", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:siemens:sinamics_sm150i_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "D6067521-A21D-4B2A-AFB2-2E033F66B63E", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:siemens:sinamics_sm150i:-:*:*:*:*:*:*:*", "matchCriteriaId": "A44DEAD8-8DB8-41CC-9495-B842BE76EA8F", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "SINAMICS medium voltage routable products are affected by a vulnerability in the Sm@rtServer component for remote access that could allow an unauthenticated attacker to cause a denial-of-service condition, and/or execution of limited configuration modifications and/or execution of limited control commands on the SINAMICS Medium Voltage Products, Remote Access (SINAMICS SL150: All versions, SINAMICS SM150: All versions, SINAMICS SM150i: All versions)."}, {"lang": "es", "value": "Los productos enrutables de tensi\u00f3n media SINAMICS est\u00e1n afectados por una vulnerabilidad en el componente Sm@rtServer para el acceso remoto que podr\u00eda permitir a un atacante no autenticado causar una condici\u00f3n de denegaci\u00f3n de servicio, y/o una ejecuci\u00f3n de modificaciones de configuraci\u00f3n limitadas y/o la ejecuci\u00f3n de comandos de control limitados en los productos de media tensi\u00f3n SINAMICS, acceso remoto (SINAMICS SL150: Todas las versiones, SINAMICS SM150: Todas las versiones, SINAMICS SM150i: Todas las versiones)"}], "id": "CVE-2021-27388", "lastModified": "2026-06-17T03:44:46.013", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-06-15T20:15:11.770", "references": [{"source": "productcert@siemens.com", "tags": ["Not Applicable"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-131-04"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Not Applicable"], "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-131-04"}], "sourceIdentifier": "productcert@siemens.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "productcert@siemens.com", "type": "Secondary"}]}