CVE-2018-16558

{"id": "CVE-2018-16558", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2019-04-17T14:29:03.293", "references": [{"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-180635.pdf", "tags": ["Vendor Advisory"], "source": "productcert@siemens.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability has been identified in SIMATIC S7-1500 CPU (All versions >= V2.0 and < V2.5), SIMATIC S7-1500 CPU (All versions <= V1.8.5). Specially crafted network packets sent to port 80/tcp or 443/tcp could allow an unauthenticated remote attacker to cause a Denial-of-Service condition of the device. The security vulnerability could be exploited by an attacker with network access to the affected systems on port 80/tcp or 443/tcp. Successful exploitation requires no system privileges and no user interaction. An attacker could use the vulnerability to compromise availability of the device. At the time of advisory publication no public exploitation of this security vulnerability was known."}, {"lang": "es", "value": "Se ha identificado una vulnerabilidad en la CPU SIMATIC S7-1500 (todas las versiones mayores o iguales a V2.0 y anteriores a la V2.5), la CPU SIMATIC S7-1500 (todas las versiones anteriores o iguales a V1.8.5). Los paquetes de red especialmente creados que se env\u00edan al puerto 80/tcp o 443/tcp podr\u00edan permitir que un atacante remoto no autenticado provoque una condici\u00f3n de denegaci\u00f3n de servicio (DoS) del dispositivo. La vulnerabilidad de la seguridad podr\u00eda ser explotada por un atacante con acceso de red a los sistemas afectados en el puerto 80/tcp o 443/tcp. La explotaci\u00f3n con \u00e9xito no requiere privilegios del sistema ni interacci\u00f3n con el usuario. Un atacante podr\u00eda usar la vulnerabilidad para comprometer la disponibilidad del dispositivo. En el momento de la publicaci\u00f3n de asesoramiento, no se conoc\u00eda la explotaci\u00f3n p\u00fablica de esta vulnerabilidad de seguridad."}], "lastModified": "2019-04-18T15:12:00.910", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:siemens:simatic_s7-1500_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A5BFA075-2309-4E42-A0DA-5CB4F308D713", "versionEndIncluding": "1.8.5"}, {"criteria": "cpe:2.3:o:siemens:simatic_s7-1500_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C1AD7226-DED7-4760-9428-43381006FE42", "versionEndExcluding": "2.5", "versionStartIncluding": "2.0"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:siemens:simatic_s7-1500:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "30DDEA9B-E1BF-4572-8E12-D13C54603E77"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "productcert@siemens.com"}