CVE-2017-12377

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The vulnerability is due to improper input validation checking mechanisms in mew packet files sent to an affected device. A successful exploit could cause a heap-based buffer over-read condition in mew.c when ClamAV scans the malicious file, allowing the attacker to cause a DoS condition or potentially execute arbitrary code on the affected device."}, {"lang": "es", "value": "ClamAV AntiVirus, en versiones 0.99.2 y anteriores, contiene una vulnerabilidad que podr\u00eda permitir que un atacante remoto sin autenticar provoque una denegaci\u00f3n de servicio (DoS) o ejecute c\u00f3digo arbitrario en un sistema afectado. La vulnerabilidad se debe a errores en los mecanismos de comprobaci\u00f3n de validaci\u00f3n de entradas en archivos mew packet enviados a un dispositivo afectado. Un exploit con \u00e9xito podr\u00eda provocar una sobrelectura de b\u00fafer basada en memoria din\u00e1mica (heap) en mew.c cuando ClamAV escanea el archivo malicioso, permitiendo que el atacante cree una condici\u00f3n de DoS o ejecute c\u00f3digo arbitrario en el dispositivo afectado."}], "id": "CVE-2017-12377", "lastModified": "2026-06-17T01:03:14.703", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 10.0, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2017-12377", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2024-12-02T19:24:17.550998Z", "version": "2.0.3"}}]}, "published": "2018-01-26T20:29:00.487", "references": [{"source": "psirt@cisco.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "http://blog.clamav.net/2018/01/clamav-0993-has-been-released.html"}, {"source": "psirt@cisco.com", "tags": ["Exploit", "Issue Tracking", "Vendor Advisory"], "url": "https://bugzilla.clamav.net/show_bug.cgi?id=11943"}, {"source": "psirt@cisco.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2018/01/msg00035.html"}, {"source": "psirt@cisco.com", "url": "https://usn.ubuntu.com/3550-1/"}, {"source": "psirt@cisco.com", "url": "https://usn.ubuntu.com/3550-2/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "http://blog.clamav.net/2018/01/clamav-0993-has-been-released.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Issue Tracking", "Vendor Advisory"], "url": "https://bugzilla.clamav.net/show_bug.cgi?id=11943"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2018/01/msg00035.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://usn.ubuntu.com/3550-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://usn.ubuntu.com/3550-2/"}], "sourceIdentifier": "psirt@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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