CVE-2023-52891

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Unified Automation .NET based OPC UA Server SDK before 3.2.2 used in Siemens products are affected by a similar vulnerability as documented in CVE-2023-27321 for the OPC Foundation UA .NET Standard implementation. A successful attack may lead to high load situation and memory exhaustion, and may block the server."}, {"lang": "es", "value": "Se ha identificado una vulnerabilidad en SIMATIC Energy Manager Basic (todas las versiones &lt; V7.5), SIMATIC Energy Manager PRO (todas las versiones &lt; V7.5), SIMATIC IPC DiagBase (todas las versiones), SIMATIC IPC DiagMonitor (todas las versiones), SIMIT V10 (Todas las versiones), SIMIT V11 (Todas las versiones &lt; V11.1). El SDK del servidor OPC UA basado en Unified Automation .NET anterior a 3.2.2 utilizado en productos Siemens se ve afectado por una vulnerabilidad similar a la documentada en CVE-2023-27321 para la implementaci\u00f3n del est\u00e1ndar OPC Foundation UA .NET. Un ataque exitoso puede provocar una situaci\u00f3n de carga elevada y agotamiento de la memoria, y puede bloquear el servidor."}], "id": "CVE-2023-52891", "lastModified": "2026-06-17T06:43:52.337", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "productcert@siemens.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-52891", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-07-09T13:26:14.481281Z", "version": "2.0.3"}}]}, "published": "2024-07-09T12:15:11.263", "references": [{"source": "productcert@siemens.com", "url": "https://cert-portal.siemens.com/productcert/html/ssa-088132.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://cert-portal.siemens.com/productcert/html/ssa-088132.html"}], "sourceIdentifier": "productcert@siemens.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1325"}], "source": "productcert@siemens.com", "type": "Secondary"}]}

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