{"containers": {"cna": {"affected": [{"product": "SIMATIC S7-PLCSIM V5.4", "vendor": "Siemens", "versions": [{"status": "affected", "version": "All versions"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability has been identified in SIMATIC S7-PLCSIM V5.4 (All versions). An attacker with local access to the system could cause a Denial-of-Service condition in the application when it is used to open a specially crafted file. As a consequence, a NULL pointer deference condition could cause the application to terminate unexpectedly and must be restarted to restore the service."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-476", "description": "CWE-476: NULL Pointer Dereference", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-03-15T17:03:31", "orgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77", "shortName": "siemens"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-256092.pdf"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "productcert@siemens.com", "ID": "CVE-2021-25674", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "SIMATIC S7-PLCSIM V5.4", "version": {"version_data": [{"version_value": "All versions"}]}}]}, "vendor_name": "Siemens"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A vulnerability has been identified in SIMATIC S7-PLCSIM V5.4 (All versions). An attacker with local access to the system could cause a Denial-of-Service condition in the application when it is used to open a specially crafted file. As a consequence, a NULL pointer deference condition could cause the application to terminate unexpectedly and must be restarted to restore the service."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-476: NULL Pointer Dereference"}]}]}, "references": {"reference_data": [{"name": "https://cert-portal.siemens.com/productcert/pdf/ssa-256092.pdf", "refsource": "MISC", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-256092.pdf"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T20:11:27.880Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-256092.pdf"}]}]}, "cveMetadata": {"assignerOrgId": "cec7a2ec-15b4-4faf-bd53-b40f371f3a77", "assignerShortName": "siemens", "cveId": "CVE-2021-25674", "datePublished": "2021-03-15T17:03:31", "dateReserved": "2021-01-21T00:00:00", "dateUpdated": "2024-08-03T20:11:27.880Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:siemens:simatic_s7-plcsim:5.4:*:*:*:*:*:*:*", "matchCriteriaId": "F5964421-8D14-4D38-B36A-EFC0E676BE65", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability has been identified in SIMATIC S7-PLCSIM V5.4 (All versions). An attacker with local access to the system could cause a Denial-of-Service condition in the application when it is used to open a specially crafted file. As a consequence, a NULL pointer deference condition could cause the application to terminate unexpectedly and must be restarted to restore the service."}, {"lang": "es", "value": "Se ha identificado una vulnerabilidad en SIMATIC S7-PLCSIM versi\u00f3n V5.4 (todas las versiones). Un atacante con acceso local al sistema podr\u00eda causar una condici\u00f3n de Denegaci\u00f3n de Servicio en la aplicaci\u00f3n cuando es usada para abrir un archivo especialmente dise\u00f1ado. Como consecuencia, una condici\u00f3n de deferencia del puntero NULL podr\u00eda causar a la aplicaci\u00f3n terminar\u00e1 inesperadamente y tuviera que ser reiniciada para restaurar el servicio"}], "id": "CVE-2021-25674", "lastModified": "2024-11-21T05:55:16.397", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 2.1, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-03-15T17:15:21.927", "references": [{"source": "productcert@siemens.com", "tags": ["Vendor Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-256092.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-256092.pdf"}], "sourceIdentifier": "productcert@siemens.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "productcert@siemens.com", "type": "Secondary"}]}

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