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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:ioserver:ioserver_opc_server:-:*:*:*:*:*:*:*", "matchCriteriaId": "3B175043-B625-4E46-BE3E-864B65D5249D", "vulnerable": true}, {"criteria": "cpe:2.3:a:ioserver:opc_drivers:*:*:*:*:*:*:*:*", "matchCriteriaId": "C0FA1A58-AA9D-4642-A4F3-1237998D9422", "versionEndIncluding": "1.0.20", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Modbus slave/outstation driver in the OPC Drivers 1.0.20 and earlier in IOServer OPC Server allows remote attackers to cause a denial of service (out-of-bounds read and daemon crash) via a crafted packet."}, {"lang": "es", "value": "El controlador Modbus slave/outstation en OPC Drivers 1.0.20 y anteriores en IOServer OPC Server permite a atacantes remotos causar una denegaci\u00f3n de servicio (lectura fuera de rango y ca\u00edda de demonio) a trav\u00e9s de un paquete manipulado."}], "id": "CVE-2014-0777", "lastModified": "2025-04-12T10:46:40.837", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-04-11T16:55:03.457", "references": [{"source": "ics-cert@hq.dhs.gov", "tags": ["US Government Resource"], "url": "http://ics-cert.us-cert.gov/advisories/ICSA-14-100-01"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["US Government Resource"], "url": "http://ics-cert.us-cert.gov/advisories/ICSA-14-100-01"}], "sourceIdentifier": "ics-cert@hq.dhs.gov", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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