{ "id": "CVE-2015-8620", "sourceIdentifier": "cve@mitre.org", "published": "2016-04-13T14:59:03.437", "lastModified": "2021-03-26T20:37:27.163", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "Heap-based buffer overflow in the Avast virtualization driver (aswSnx.sys) in Avast Internet Security, Pro Antivirus, Premier, and Free Antivirus before 11.1.2253 allows local users to gain privileges via a Unicode file path in an IOCTL request." }, { "lang": "es", "value": "Desbordamiento de buffer basado en memoria din\u00e1mica en el controlador de virtualizaci\u00f3n de Avast (aswSnx.sys) en Avast Internet Security, Pro Antivirus, Premier y Free Antivirus en versiones anteriores a 11.1.2253 permite a usuarios locales obtener privilegios a trav\u00e9s de una ruta de archivo Unicode en una petici\u00f3n IOCTL." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH" }, "exploitabilityScore": 1.8, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE", "baseScore": 7.2 }, "baseSeverity": "HIGH", "exploitabilityScore": 3.9, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-119" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:avast:avast_free_antivirus:*:*:*:*:*:*:*:*", "versionEndIncluding": "11.1.2245", "matchCriteriaId": "98114D98-B923-4D1C-97F2-89CAAF21214E" }, { "vulnerable": true, "criteria": "cpe:2.3:a:avast:avast_internet_security:*:*:*:*:*:*:*:*", "versionEndIncluding": "11.1.2245", "matchCriteriaId": "333F54CD-DEFF-4EB8-8062-F8E7CEFB3E82" }, { "vulnerable": true, "criteria": "cpe:2.3:a:avast:avast_premier:*:*:*:*:*:*:*:*", "versionEndIncluding": "11.1.2245", "matchCriteriaId": "C749D4B9-46D1-45FF-A3F0-0CC272FD904E" }, { "vulnerable": true, "criteria": "cpe:2.3:a:avast:avast_pro_antivirus:*:*:*:*:*:*:*:*", "versionEndIncluding": "11.1.2245", "matchCriteriaId": "86CF89C2-F55D-42B4-8154-D22EC7BF463B" } ] } ] } ], "references": [ { "url": "http://packetstormsecurity.com/files/135859/Avast-11.1.2245-Heap-Overflow.html", "source": "cve@mitre.org", "tags": [ "Exploit", "Third Party Advisory", "VDB Entry" ] }, { "url": "http://seclists.org/fulldisclosure/2016/Feb/94", "source": "cve@mitre.org", "tags": [ "Exploit", "Mailing List", "Third Party Advisory" ] }, { "url": "http://www.securitytracker.com/id/1035093", "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "https://www.nettitude.co.uk/exploiting-a-kernel-paged-pool-buffer-overflow-in-avast-virtualization-driver/", "source": "cve@mitre.org", "tags": [ "Exploit" ] } ] }