{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-21T15:25:00.115","vulnerabilities":[{"cve":{"id":"CVE-2018-16556","sourceIdentifier":"productcert@siemens.com","published":"2018-12-13T16:29:00.477","lastModified":"2024-11-21T03:52:58.407","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A vulnerability has been identified in  SIMATIC S7-400 CPU 412-1 DP V7 (All versions),  SIMATIC S7-400 CPU 412-2 DP V7 (All versions),  SIMATIC S7-400 CPU 414-2 DP V7 (All versions),  SIMATIC S7-400 CPU 414-3 DP V7 (All versions),  SIMATIC S7-400 CPU 414-3 PN/DP V7 (All versions < V7.0.3),  SIMATIC S7-400 CPU 414F-3 PN/DP V7 (All versions < V7.0.3),  SIMATIC S7-400 CPU 416-2 DP V7 (All versions),  SIMATIC S7-400 CPU 416-3 DP V7 (All versions),  SIMATIC S7-400 CPU 416-3 PN/DP V7 (All versions < V7.0.3),  SIMATIC S7-400 CPU 416F-2 DP V7 (All versions),  SIMATIC S7-400 CPU 416F-3 PN/DP V7 (All versions < V7.0.3),  SIMATIC S7-400 CPU 417-4 DP V7 (All versions), SIMATIC S7-400 CPU 412-2 PN V7 (All versions < V7.0.3), SIMATIC S7-400 H V4.5 and below CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 H V6 CPU family (incl. SIPLUS variants) (All versions < V6.0.9), SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-410 CPU family (incl. SIPLUS variants) (All versions < V8.2.1), SIPLUS S7-400 CPU 414-3 PN/DP V7 (All versions < V7.0.3), SIPLUS S7-400 CPU 416-3 PN/DP V7 (All versions < V7.0.3), SIPLUS S7-400 CPU 416-3 V7 (All versions), SIPLUS S7-400 CPU 417-4 V7 (All versions). Specially crafted packets sent to port 102/tcp via Ethernet interface, via\r\nPROFIBUS, or via Multi Point Interfaces (MPI) could cause the affected\r\ndevices to go into defect mode. Manual reboot is required to resume normal\r\noperation.\r\n\r\nSuccessful exploitation requires an attacker to be able to send specially\r\ncrafted packets to port 102/tcp via Ethernet interface, via PROFIBUS or Multi\r\nPoint Interfaces (MPI). No user interaction and no user privileges are\r\nrequired to exploit the security vulnerability. The vulnerability could allow\r\ncausing a denial of service condition of the core functionality of the CPU,\r\ncompromising the availability of the system."},{"lang":"es","value":"Se ha identificado una vulnerabilidad en la familia de CPUs SIMATIC S7-400 DP V7 (incl. variantes SIPLUS) (Todas las versiones), la familia de CPUs SIMATIC S7-400 H V4.5 e inferiores (incl. variantes SIPLUS) (Todas las versiones), la familia de CPUs SIMATIC S7-400 H V6 (incl. variantes SIPLUS) (Todas las versiones). SIPLUS) (Todas las versiones anteriores a V6.0.9), familia de CPU SIMATIC S7-400 PN/DP V6 e inferiores (incl. variantes SIPLUS) (Todas las versiones), familia de CPU SIMATIC S7-410 (incl. variantes SIPLUS) (Todas las versiones anteriores a V8.2.1). Los paquetes especialmente diseñados enviados al puerto 102/tcp a través de la interfaz Ethernet, a través de PROFIBUS o a través de las interfaces multipunto (MPI) podrían hacer que los dispositivos afectados entraran en modo defectuoso. Se requiere un reinicio manual para reanudar el funcionamiento normal. La explotación exitosa requiere que un atacante sea capaz de enviar paquetes especialmente diseñados al puerto 102/tcp a través de la interfaz Ethernet, a través de PROFIBUS o de interfaces multipunto (MPI). No se requiere ninguna interacción ni privilegios de usuario para explotar la vulnerabilidad de seguridad. La vulnerabilidad podría permitir causar una condición de denegación de servicio de la funcionalidad del núcleo de la CPU, comprometiendo la disponibilidad del sistema"}],"metrics":{"cvssMetricV31":[{"source":"productcert@siemens.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:C","baseScore":7.8,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":10.0,"impactScore":6.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"productcert@siemens.com","type":"Secondary","description":[{"lang":"en","value":"CWE-20"}]},{"source":"nvd@nist.gov","type":"Secondary","description":[{"lang":"en","value":"CWE-20"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:simatic_s7-400_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"v6.0","matchCriteriaId":"57985BFC-3021-417D-89BA-570DD5803D57"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:siemens:simatic_s7-400:-:*:*:*:*:*:*:*","matchCriteriaId":"8F97B67B-4516-4AD9-B33C-7F480EE0DB4D"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:simatic_s7-400_pn\\/dp_v7_firmware:*:*:*:*:*:*:*:*","matchCriteriaId":"EC44664E-830D-4122-A97A-1AFA61F5BBB5"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:siemens:simatic_s7-400_pn\\/dp_v7:-:*:*:*:*:*:*:*","matchCriteriaId":"C48D93F2-FB6B-4D4D-84FB-3A7CDE89B727"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:simatic_s7-400h_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"v4.5","matchCriteriaId":"1F0E0C78-913C-449B-957D-028BD73F760E"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:siemens:simatic_s7-400h:-:*:*:*:*:*:*:*","matchCriteriaId":"1D1CCAFD-1D34-4893-9B3E-76CAD323179A"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:simatic_s7-410_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"8.2.1","matchCriteriaId":"12192D3A-3583-4360-8BF2-FDB6CA9C3FD3"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:siemens:simatic_s7-410:-:*:*:*:*:*:*:*","matchCriteriaId":"9C67EEFE-85A1-4FFB-B049-AB0F9DB9EA99"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:simatic_s7-400h_v6_firmware:*:*:*:*:*:*:*:*","matchCriteriaId":"6668A57C-BC46-4008-B174-9E557946ACA2"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:siemens:simatic_s7-400h_v6:-:*:*:*:*:*:*:*","matchCriteriaId":"1D082EB6-3C13-40C1-9949-179DC59037C1"}]}]}],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-113131.pdf","source":"productcert@siemens.com","tags":["Vendor Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-113131.pdf","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}]}