CVE-2017-12376

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The vulnerability is due to improper input validation checking mechanisms when handling Portable Document Format (.pdf) files sent to an affected device. An unauthenticated, remote attacker could exploit this vulnerability by sending a crafted .pdf file to an affected device. This action could cause a handle_pdfname (in pdf.c) buffer overflow when ClamAV scans the malicious file, allowing the attacker to cause a DoS condition or potentially execute arbitrary code."}, {"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 al gestionar los archivos Portable Document Format (.pdf) enviados a un dispositivo afectado. Un atacante remoto no autenticado podr\u00eda explotar esta vulnerabilidad enviando un archivo .pdf manipulado a un dispositivo afectado. Esta acci\u00f3n podr\u00eda provocar un desbordamiento de b\u00fafer en handle_pdfname (en pdf.c) cuando ClamAV escanea el archivo malicioso, permitiendo que el atacante cree una condici\u00f3n de DoS o ejecute c\u00f3digo arbitrario."}], "id": "CVE-2017-12376", "lastModified": "2026-06-17T01:03:14.597", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 9.3, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2017-12376", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2024-12-02T19:09:02.092489Z", "version": "2.0.3"}}]}, "published": "2018-01-26T20:29:00.427", "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", "Patch", "Vendor Advisory"], "url": "https://bugzilla.clamav.net/show_bug.cgi?id=11942"}, {"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", "Patch", "Vendor Advisory"], "url": "https://bugzilla.clamav.net/show_bug.cgi?id=11942"}, {"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-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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