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"descriptions": [{"lang": "en", "value": "A vulnerability has been identified in SIMATIC RF166C (All versions > V1.1 and < V1.3.2), SIMATIC RF185C (All versions > V1.1 and < V1.3.2), SIMATIC RF186C (All versions > V1.1 and < V1.3.2), SIMATIC RF186CI (All versions > V1.1 and < V1.3.2), SIMATIC RF188C (All versions > V1.1 and < V1.3.2), SIMATIC RF188CI (All versions > V1.1 and < V1.3.2), SIMATIC RF360R (All versions < V2.0), SIMATIC Reader RF610R CMIIT (All versions > V3.0 < V4.0), SIMATIC Reader RF610R ETSI (All versions > V3.0 < V4.0), SIMATIC Reader RF610R FCC (All versions > V3.0 < V4.0), SIMATIC Reader RF615R CMIIT (All versions > V3.0 < V4.0), SIMATIC Reader RF615R ETSI (All versions > V3.0 < V4.0), SIMATIC Reader RF615R FCC (All versions > V3.0 < V4.0), SIMATIC Reader RF650R ARIB (All versions > V3.0 < V4.0), SIMATIC Reader RF650R CMIIT (All versions > V3.0 < V4.0), SIMATIC Reader RF650R ETSI (All versions > V3.0 < V4.0), SIMATIC Reader RF650R FCC (All versions > V3.0 < V4.0), SIMATIC Reader RF680R ARIB (All versions > V3.0 < V4.0), SIMATIC Reader RF680R CMIIT (All versions > V3.0 < V4.0), SIMATIC Reader RF680R ETSI (All versions > V3.0 < V4.0), SIMATIC Reader RF680R FCC (All versions > V3.0 < V4.0), SIMATIC Reader RF685R ARIB (All versions > V3.0 < V4.0), SIMATIC Reader RF685R CMIIT (All versions > V3.0 < V4.0), SIMATIC Reader RF685R ETSI (All versions > V3.0 < V4.0), SIMATIC Reader RF685R FCC (All versions > V3.0 < V4.0). Affected devices do not properly handle large numbers of incoming connections. An attacker may leverage this to cause a Denial-of-Service situation."}, {"lang": "es", "value": "Se ha identificado una vulnerabilidad en SIMATIC RF166C (Todas las versiones posteriores a V1.1 y y anteriores a V1.3.2), SIMATIC RF185C (Todas las versiones posteriores a V1.1 y y anteriores a V1.3.2), SIMATIC RF186C (Todas las versiones posteriores a V1. 1 y y anteriores a V1.3.2), SIMATIC RF186CI (Todas las versiones posteriores a V1.1 y y anteriores a V1.3.2), SIMATIC RF188C (Todas las versiones posteriores a V1.1 y y anteriores a V1.3.2), SIMATIC RF188CI (Todas las versiones posteriores a V1.1 y y anteriores a V1.3. 2), SIMATIC RF360R (Todas las versiones y anteriores a V2.0), SIMATIC Reader RF610R CMIIT (Todas las versiones posteriores a V3.0 y anteriores a V4.0), SIMATIC Reader RF610R ETSI (Todas las versiones posteriores a V3.0 y anteriores a V4.0), SIMATIC Reader RF610R FCC (Todas las versiones posteriores a V3. 0 y anteriores a V4.0), Lector SIMATIC RF615R CMIIT (Todas las versiones posteriores a V3.0 y anteriores a V4.0), Lector SIMATIC RF615R ETSI (Todas las versiones posteriores a V3.0 y anteriores a V4.0), Lector SIMATIC RF615R FCC (Todas las versiones posteriores a V3. 0 y anteriores a V4.0), Lector SIMATIC RF650R ARIB (Todas las versiones posteriores a V3.0 y anteriores a V4.0), Lector SIMATIC RF650R CMIIT (Todas las versiones posteriores a V3.0 y anteriores a V4.0), Lector SIMATIC RF650R ETSI (Todas las versiones posteriores a V3. 0 y anteriores a V4.0), Lector SIMATIC RF650R FCC (Todas las versiones posteriores a V3.0 y anteriores a V4.0), Lector SIMATIC RF680R ARIB (Todas las versiones posteriores a V3.0 y anteriores a V4.0), Lector SIMATIC RF680R CMIIT (Todas las versiones posteriores a V3.0 y anteriores a V4. 0), SIMATIC Reader RF680R ETSI (Todas las versiones posteriores a V3.0 y anteriores a V4.0), SIMATIC Reader RF680R FCC (Todas las versiones posteriores a V3.0 y anteriores a V4.0), SIMATIC Reader RF685R ARIB (Todas las versiones posteriores a V3.0 y anteriores a V4. 0), SIMATIC Reader RF685R CMIIT (Todas las versiones posteriores a V3.0 y anteriores a V4.0), SIMATIC Reader RF685R ETSI (Todas las versiones posteriores a V3.0 y anteriores a V4.0), SIMATIC Reader RF685R FCC (Todas las versiones posteriores a V3.0 y anteriores a V4.0). Los dispositivos afectados no manejan adecuadamente un gran n\u00famero de conexiones entrantes. Un atacante puede aprovechar esto para provocar una situaci\u00f3n de denegaci\u00f3n de servicio"}], "id": "CVE-2021-31340", "lastModified": "2024-11-21T06:05:27.063", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-06-08T20:15:08.853", "references": [{"source": "productcert@siemens.com", "tags": ["Mitigation", "Patch", "Vendor Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-787292.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Patch", "Vendor Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-787292.pdf"}], "sourceIdentifier": "productcert@siemens.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "productcert@siemens.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-400"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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