{"containers": {"cna": {"affected": [{"product": "Hancom Office", "vendor": "Hancom", "versions": [{"status": "affected", "version": "2014 VP Trial HShow.exe Product version: 9.1.0.2176 HncBM90.dll Product version: 9.1.0.2291"}]}], "datePublic": "2016-08-04T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "When opening a Hangul HShow Document (.hpt) and processing a structure within the document, Hancom Office 2014 will use a field from the structure in an operation that can cause the integer to overflow. This result is then used to allocate memory to copy file data in. Due to the lack of bounds checking on the integer, the allocated memory buffer can be made to be undersized at which point the reading of file data will write outside the bounds of the buffer. This can lead to code execution under the context of the application."}], "problemTypes": [{"descriptions": [{"description": "integer overflow", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-01-09T10:57:01.000Z", "orgId": "37e5125f-f79b-445b-8fad-9564f167944b", "shortName": "certcc"}, "references": [{"name": "92325", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/92325"}, {"tags": ["x_refsource_MISC"], "url": "http://www.talosintelligence.com/reports/TALOS-2016-0146/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cert@cert.org", "ID": "CVE-2016-4291", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Hancom Office", "version": {"version_data": [{"version_value": "2014 VP Trial HShow.exe Product version: 9.1.0.2176 HncBM90.dll Product version: 9.1.0.2291"}]}}]}, "vendor_name": "Hancom"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "When opening a Hangul HShow Document (.hpt) and processing a structure within the document, Hancom Office 2014 will use a field from the structure in an operation that can cause the integer to overflow. This result is then used to allocate memory to copy file data in. Due to the lack of bounds checking on the integer, the allocated memory buffer can be made to be undersized at which point the reading of file data will write outside the bounds of the buffer. This can lead to code execution under the context of the application."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "integer overflow"}]}]}, "references": {"reference_data": [{"name": "92325", "refsource": "BID", "url": "http://www.securityfocus.com/bid/92325"}, {"name": "http://www.talosintelligence.com/reports/TALOS-2016-0146/", "refsource": "MISC", "url": "http://www.talosintelligence.com/reports/TALOS-2016-0146/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T00:25:14.057Z"}, "title": "CVE Program Container", "references": [{"name": "92325", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/92325"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://www.talosintelligence.com/reports/TALOS-2016-0146/"}]}]}, "cveMetadata": {"assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b", "assignerShortName": "certcc", "cveId": "CVE-2016-4291", "datePublished": "2017-01-06T21:00:00.000Z", "dateReserved": "2016-04-27T00:00:00.000Z", "dateUpdated": "2024-08-06T00:25:14.057Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:hancom:hancom_office_2014:*:*:*:*:*:*:*:*", "matchCriteriaId": "C0371DC9-A86B-4729-B74C-7C0AA87A54BB", "versionEndIncluding": "9.1.0.2176", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "When opening a Hangul HShow Document (.hpt) and processing a structure within the document, Hancom Office 2014 will use a field from the structure in an operation that can cause the integer to overflow. This result is then used to allocate memory to copy file data in. Due to the lack of bounds checking on the integer, the allocated memory buffer can be made to be undersized at which point the reading of file data will write outside the bounds of the buffer. This 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 utilizar\u00e1 un campo de la estructura en una operaci\u00f3n que puede provocar que el entero se desborde. Este resultado se utiliza para asignar memoria para copiar datos del archivo dentro. Debido a la falta de verificaci\u00f3n de limites en el entero, la memoria de b\u00fafer asignada se puede subdimensionar hasta el punto que la lectura de datos de archivo escribir\u00e1 fuera de los l\u00edmites del b\u00fafer. Esto puede conducir a la ejecuci\u00f3n de c\u00f3digo bajo el contexto de la aplicaci\u00f3n."}], "id": "CVE-2016-4291", "lastModified": "2026-05-06T22:30:45.220", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "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"}]}, "published": "2017-01-06T21:59:01.197", "references": [{"source": "cret@cert.org", "url": "http://www.securityfocus.com/bid/92325"}, {"source": "cret@cert.org", "tags": ["Exploit", "Technical Description", "Third Party Advisory", "VDB Entry"], "url": "http://www.talosintelligence.com/reports/TALOS-2016-0146/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/92325"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Technical Description", "Third Party Advisory", "VDB Entry"], "url": "http://www.talosintelligence.com/reports/TALOS-2016-0146/"}], "sourceIdentifier": "cret@cert.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-190"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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