CVE-2017-8307

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:avast:antivirus:*:*:*:*:*:*:*:*", "matchCriteriaId": "54ED80B2-E917-49FA-9FD8-C6010E8CBA5B", "versionEndIncluding": "12.3.2279", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In Avast Antivirus before v17, using the LPC interface API exposed by the AvastSVC.exe Windows service, it is possible to launch predefined binaries, or replace or delete arbitrary files. This vulnerability is exploitable by any unprivileged user when Avast Self-Defense is disabled. It is also exploitable in conjunction with CVE-2017-8308 when Avast Self-Defense is enabled. The vulnerability allows for Denial of Service attacks and hiding traces of a possible attack."}, {"lang": "es", "value": "En Avast Antivirus versiones anteriores a v17, utilizando el API de interfaz LPC expuesto por el servicio AvastSVC.exe de Windows, es posible iniciar binarios predefinidos o reemplazar o eliminar archivos arbitrarios. Esta vulnerabilidad es explotable por cualquier usuario no privilegiado cuando Avast Self Defense est\u00e1 deshabilitada. Tambi\u00e9n puede explotarse junto con CVE-2017-8308 cuando Avast Self Defense est\u00e1 habilitada. La vulnerabilidad permite ataques de denegaci\u00f3n de servicio y ocultar rastros de un posible ataque."}], "id": "CVE-2017-8307", "lastModified": "2026-06-17T01:26:09.690", "metrics": {"cvssMetricV2": [{"acInsufInfo": true, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "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"}]}, "published": "2017-04-27T20:59:00.167", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/98086"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Technical Description", "Third Party Advisory"], "url": "https://www.trustwave.com/Resources/Security-Advisories/Advisories/Multiple-Vulnerabilities-in-Avast-Antivirus/?fid=9201"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/98086"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Technical Description", "Third Party Advisory"], "url": "https://www.trustwave.com/Resources/Security-Advisories/Advisories/Multiple-Vulnerabilities-in-Avast-Antivirus/?fid=9201"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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