CVE-2016-4290

{"id": "CVE-2016-4290", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2017-01-06T21:59:01.163", "references": [{"url": "http://www.securityfocus.com/bid/92325", "source": "cret@cert.org"}, {"url": "http://www.talosintelligence.com/reports/TALOS-2016-0145/", "tags": ["Exploit", "Technical Description", "Third Party Advisory", "VDB Entry"], "source": "cret@cert.org"}, {"url": "http://www.securityfocus.com/bid/92325", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.talosintelligence.com/reports/TALOS-2016-0145/", "tags": ["Exploit", "Technical Description", "Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-190"}]}], "descriptions": [{"lang": "en", "value": "When opening a Hangul HShow Document (.hpt) and processing a structure within the document, Hancom Office 2014 will attempt to allocate space for a block of data within the file. When calculating this length, the application will use a value from the file and add a constant to it without checking whether the addition of the constant will cause the integer to overflow which will cause the buffer to be undersized when the application tries to copy file data into it. This allows one to overwrite contiguous data in the heap which can lead to code-execution under the context of the application."}, {"lang": "es", "value": "Cuando se abre un Hangul HShow Document (.hpt) y se procesa una estructura dentro del documento, Hancom Office 2014 tratar\u00e1 de asignar espacio para un bloque de datos dentro del archivo. Al calcular esta longitud, la aplicaci\u00f3n usar\u00e1 un valor desde el archivo y le a\u00f1ade una constante sin verificar si la suma de la constante provocar\u00e1 que el entero se desborde lo que provocar\u00e1 que el b\u00fafer sea subdimensionado cuando la aplicaci\u00f3n trate de copiar datos del archivo en \u00e9l. Esto permite a uno sobreescribir datos contiguos en la memoria din\u00e1mica lo que puede conducir a una ejecuci\u00f3n de c\u00f3digo bajo el contexto de la aplicaci\u00f3n."}], "lastModified": "2025-04-20T01:37:25.860", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:hancom:hancom_office_2014:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C0371DC9-A86B-4729-B74C-7C0AA87A54BB", "versionEndIncluding": "9.1.0.2176"}], "operator": "OR"}]}], "sourceIdentifier": "cret@cert.org"}