{"containers": {"cna": {"affected": [{"product": "Hancom Office", "vendor": "Hancom", "versions": [{"status": "affected", "version": "2014 VP Trial HCell.exe Product version: 9.1.0.2176, HCellApp.dll Product version: 9.1.0.2176 HCellBook.dll Product version: 9.1.0.2176"}]}], "datePublic": "2016-08-04T00:00:00", "descriptions": [{"lang": "en", "value": "When opening a Hangul Hcell Document (.cell) and processing a record that uses the CSSValFormat object, Hancom Office 2014 will search for an underscore (\"_\") character at the end of the string and write a null terminator after it. If the character is at the very end of the string, the application will mistakenly write the null-byte outside the bounds of its destination. This can result in heap corruption that can lead code execution under the context of the application"}], "problemTypes": [{"descriptions": [{"description": "unspecified", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-01-09T10:57:01", "orgId": "37e5125f-f79b-445b-8fad-9564f167944b", "shortName": "certcc"}, "references": [{"tags": ["x_refsource_MISC"], "url": "http://www.talosintelligence.com/reports/TALOS-2016-0151/"}, {"name": "92327", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/92327"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cert@cert.org", "ID": "CVE-2016-4296", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Hancom Office", "version": {"version_data": [{"version_value": "2014 VP Trial HCell.exe Product version: 9.1.0.2176, HCellApp.dll Product version: 9.1.0.2176 HCellBook.dll Product version: 9.1.0.2176"}]}}]}, "vendor_name": "Hancom"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "When opening a Hangul Hcell Document (.cell) and processing a record that uses the CSSValFormat object, Hancom Office 2014 will search for an underscore (\"_\") character at the end of the string and write a null terminator after it. If the character is at the very end of the string, the application will mistakenly write the null-byte outside the bounds of its destination. This can result in heap corruption that can lead code execution under the context of the application"}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "unspecified"}]}]}, "references": {"reference_data": [{"name": "http://www.talosintelligence.com/reports/TALOS-2016-0151/", "refsource": "MISC", "url": "http://www.talosintelligence.com/reports/TALOS-2016-0151/"}, {"name": "92327", "refsource": "BID", "url": "http://www.securityfocus.com/bid/92327"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T00:25:14.459Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://www.talosintelligence.com/reports/TALOS-2016-0151/"}, {"name": "92327", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/92327"}]}]}, "cveMetadata": {"assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b", "assignerShortName": "certcc", "cveId": "CVE-2016-4296", "datePublished": "2017-01-06T21:00:00", "dateReserved": "2016-04-27T00:00:00", "dateUpdated": "2024-08-06T00:25:14.459Z", "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 Hcell Document (.cell) and processing a record that uses the CSSValFormat object, Hancom Office 2014 will search for an underscore (\"_\") character at the end of the string and write a null terminator after it. If the character is at the very end of the string, the application will mistakenly write the null-byte outside the bounds of its destination. This can result in heap corruption that can lead code execution under the context of the application"}, {"lang": "es", "value": "Cuando se abre un Hangul Hcell Document (.cell) y se procesa un registro que utiliza el objeto CSSValFormat, Hancom Office 2014 buscar\u00e1 un caracter de gui\u00f3n bajo (\"_\") al final de la cadena y escribir\u00e1 un terminador nulo tras \u00e9l. Si el car\u00e1cter est\u00e1 al final de la cadena, la aplicaci\u00f3n escribir\u00e1 err\u00f3neamente el byte nulo fuera de los l\u00edmites de su destino. Esto puede resultar en la corrupci\u00f3n de la memoria din\u00e1mica, que puede conducir a ejecuci\u00f3n de c\u00f3digo bajo el contexto de la aplicaci\u00f3n."}], "id": "CVE-2016-4296", "lastModified": "2025-04-20T01:37:25.860", "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": "2017-01-06T21:59:01.337", "references": [{"source": "cret@cert.org", "url": "http://www.securityfocus.com/bid/92327"}, {"source": "cret@cert.org", "tags": ["Exploit", "Technical Description", "Third Party Advisory", "VDB Entry"], "url": "http://www.talosintelligence.com/reports/TALOS-2016-0151/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/92327"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Technical Description", "Third Party Advisory", "VDB Entry"], "url": "http://www.talosintelligence.com/reports/TALOS-2016-0151/"}], "sourceIdentifier": "cret@cert.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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