{"containers": {"cna": {"affected": [{"product": "SIMATIC S7-400 (incl. F) CPU hardware version 4.0 and below, SIMATIC S7-400 (incl. F) CPU hardware version 5.0, SIMATIC S7-400H CPU hardware version 4.5 and below", "vendor": "Siemens AG", "versions": [{"status": "affected", "version": "SIMATIC S7-400 (incl. F) CPU hardware version 4.0 and below : All versions"}, {"status": "affected", "version": "SIMATIC S7-400 (incl. F) CPU hardware version 5.0 : All firmware versions < V5.2"}, {"status": "affected", "version": "SIMATIC S7-400H CPU hardware version 4.5 and below : All versions"}]}], "datePublic": "2018-05-15T00:00:00", "descriptions": [{"lang": "en", "value": "A vulnerability has been identified in SIMATIC S7-400 (incl. F) CPU hardware version 4.0 and below (All versions), SIMATIC S7-400 (incl. F) CPU hardware version 5.0 (All firmware versions < V5.2), SIMATIC S7-400H CPU hardware version 4.5 and below (All versions). The affected CPUs improperly validate S7 communication packets which could cause a Denial-of-Service condition of the CPU. The CPU will remain in DEFECT mode until manual restart."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-20", "description": "CWE-20: Improper Input Validation", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2018-05-22T09:57:01", "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77", "shortName": "siemens"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-914382.pdf"}, {"name": "104217", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/104217"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://www.siemens.com/global/en/home/products/services/cert.html#SecurityPublications"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "productcert@siemens.com", "DATE_PUBLIC": "2018-05-15T00:00:00", "ID": "CVE-2018-4850", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "SIMATIC S7-400 (incl. F) CPU hardware version 4.0 and below, SIMATIC S7-400 (incl. F) CPU hardware version 5.0, SIMATIC S7-400H CPU hardware version 4.5 and below", "version": {"version_data": [{"version_value": "SIMATIC S7-400 (incl. F) CPU hardware version 4.0 and below : All versions"}, {"version_value": "SIMATIC S7-400 (incl. F) CPU hardware version 5.0 : All firmware versions < V5.2"}, {"version_value": "SIMATIC S7-400H CPU hardware version 4.5 and below : All versions"}]}}]}, "vendor_name": "Siemens AG"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A vulnerability has been identified in SIMATIC S7-400 (incl. F) CPU hardware version 4.0 and below (All versions), SIMATIC S7-400 (incl. F) CPU hardware version 5.0 (All firmware versions < V5.2), SIMATIC S7-400H CPU hardware version 4.5 and below (All versions). The affected CPUs improperly validate S7 communication packets which could cause a Denial-of-Service condition of the CPU. The CPU will remain in DEFECT mode until manual restart."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-20: Improper Input Validation"}]}]}, "references": {"reference_data": [{"name": "https://cert-portal.siemens.com/productcert/pdf/ssa-914382.pdf", "refsource": "CONFIRM", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-914382.pdf"}, {"name": "104217", "refsource": "BID", "url": "http://www.securityfocus.com/bid/104217"}, {"name": "https://www.siemens.com/global/en/home/products/services/cert.html#SecurityPublications", "refsource": "CONFIRM", "url": "https://www.siemens.com/global/en/home/products/services/cert.html#SecurityPublications"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T05:18:26.561Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-914382.pdf"}, {"name": "104217", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/104217"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.siemens.com/global/en/home/products/services/cert.html#SecurityPublications"}]}]}, "cveMetadata": {"assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77", "assignerShortName": "siemens", "cveId": "CVE-2018-4850", "datePublished": "2018-05-16T17:00:00Z", "dateReserved": "2018-01-02T00:00:00", "dateUpdated": "2024-09-16T22:46:02.128Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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