CVE-2021-40871

{"id": "CVE-2021-40871", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/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": "2021-11-10T23:15:08.240", "references": [{"url": "https://industrial.softing.com/", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://industrial.softing.com/fileadmin/sof-files/pdf/ia/support/Security_Bulletin-CVE-2021-40871.pdf", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-843"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Softing Industrial Automation OPC UA C++ SDK before 5.66. Remote attackers to cause a denial of service (DoS) by sending crafted messages to a OPC/UA client. The client process may crash unexpectedly because of a wrong type cast, and must be restarted."}, {"lang": "es", "value": "Se ha detectado un problema en Softing Industrial Automation OPC UA C++ SDK versiones anteriores a 5.66. Unos atacantes remotos pueden causar una denegaci\u00f3n de servicio (DoS) mediante el env\u00edo de mensajes dise\u00f1ados a un cliente OPC/UA. El proceso del cliente puede bloquearse inesperadamente debido a un reparto de tipos err\u00f3neo, y debe reiniciarse"}], "lastModified": "2021-11-16T14:47:43.080", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:softing:datafeed_opc_suite:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9C103B04-ACCD-418F-8FCA-A1E6D3F65765", "versionEndExcluding": "5.18"}, {"criteria": "cpe:2.3:a:softing:opc:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7ABCF586-B1F5-44A4-BE3C-C1FADC36FAC2", "versionEndExcluding": "5.66"}, {"criteria": "cpe:2.3:a:softing:secure_integration_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "788D765F-4A20-49CC-BC97-483E69AB63C7", "versionEndIncluding": "1.22"}, {"criteria": "cpe:2.3:a:softing:th_scope:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A095128F-37B7-4BA4-AA82-F9B0E33E6325", "versionStartIncluding": "3.5"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}