Show plain JSON{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:opcfoundation:ua-nodeset:*:*:*:*:*:*:*:*", "matchCriteriaId": "14F2AA77-409B-48CA-9BBE-6EC6B5BA9EAF", "versionEndExcluding": "1.05.01", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:siemens:simatic_net_pc:14:-:*:*:*:*:*:*", "matchCriteriaId": "298E8F34-346B-4FC5-8690-3F947F585552", "vulnerable": true}, {"criteria": "cpe:2.3:a:siemens:simatic_net_pc:15:-:*:*:*:*:*:*", "matchCriteriaId": "7DF90C44-4AC2-4B2B-8712-30CD3DE96B22", "vulnerable": true}, {"criteria": "cpe:2.3:a:siemens:simatic_net_pc:16:-:*:*:*:*:*:*", "matchCriteriaId": "496E3C43-5DA8-4983-8AC6-0F32454E22F3", "vulnerable": true}, {"criteria": "cpe:2.3:a:siemens:simatic_net_pc:17:-:*:*:*:*:*:*", "matchCriteriaId": "AFBD6DDF-917C-44CC-A944-1945DC7AC9FB", "vulnerable": true}, {"criteria": "cpe:2.3:a:siemens:sitop_manager:-:*:*:*:*:*:*:*", "matchCriteriaId": "4F1ABC40-2C91-4EA9-9442-16E5D7C29E52", "vulnerable": true}, {"criteria": "cpe:2.3:a:siemens:telecontrol_server_basic:3.0:*:*:*:*:*:*:*", "matchCriteriaId": "975FC6E7-8FDB-4361-A691-44B26B0CBFD4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "The OPC autogenerated ANSI C stack stubs (in the NodeSets) do not handle all error cases. This can lead to a NULL pointer dereference."}, {"lang": "es", "value": "Los stubs de pila ANSI C autogenerados por OPC (en los NodeSets) no manejan todos los casos de error. Esto puede conllevar a una desreferencia de puntero NULL"}], "id": "CVE-2021-45117", "lastModified": "2024-11-21T06:31:59.667", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-03-21T15:15:07.927", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-285795.pdf"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2021-45117.pdf"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.youtube.com/watch?v=qv-RBdCaV4k"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-285795.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2021-45117.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.youtube.com/watch?v=qv-RBdCaV4k"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}