CVE-2016-4292

CVE-2016-4292 concerns Hancom Hangul Office 2014 VP’s Hangul HShow processing. A structure read from an HShow document (.hpt) causes the app to allocate a fixed 0xa0 byte buffer, then trust a length from the file to modify data inside that buffer. A 16‑bit value (treated as 15-bit) controls a loo...

CVE-2016-4298

CVE-2016-4298 is a code-execution vulnerability in Hancom Hangul Office HShow component. Talos and other sources describe an integer overflow during processing of Hangul HShow documents (.hpt): while reading a 0x10-byte structure from decompressed zlib data, a length derived from the file is mult...

CVE-2016-4294

CVE-2016-4294 : Concrete heap-based buffer overflow in Hancom Hangul HCell OfficeArt handling. The vulnerability arises when parsing OfficeArtFOPT/OfficeArtSpContainer sub-records (pVertices and pSegmentInfo) in the Workbook stream. An IMsoArray structure (cbElem and nElems) is read from the comp...

CVE-2016-4295

When opening a Hangul Hcell Document .cell and processing a particular record within the Workbook stream, an index miscalculation leading to a heap overlow can be made to occur in Hancom Office 2014. The vulnerability occurs when processing data for a formula used to render a chart via the...

CVE-2016-4294

When opening a Hangul Hcell Document .cell and processing a property record within the Workbook stream, Hancom Office 2014 will attempt to allocate space for an element using a length from the file. When copying user-supplied data to this buffer, however, the application will use a different size...

CVE-2016-4292

When opening a Hangul HShow Document .hpt and processing a structure within the document, Hancom Office 2014 will use a static size to allocate a heap buffer yet explicitly trust a size from the file when modifying data inside of it. Due to this, an aggressor can corrupt memory outside the bounds...

CVE-2016-4296

This CVE (CVE-2016-4296) affects Hancom Hangul HCell components (HCellApp, HCellBook, CSSValFormat) used in Hangul Office. The root cause is in CSSValFormat::CheckUnderbar: it seeks the last underscore in a Unicode string and rewrites that underscore plus a null terminator, which when the string ...

CVE-2016-4291

CVE-2016-4291 affects Hancom Hangul Office 2014 VP (Hangul HShow). A structure field in an HShow document (.hpt) can cause an integer overflow during a size calculation, leading to an undersized heap allocation. Subsequent reads write beyond the allocated buffer, enabling code execution in the Ha...

Hancom Office 2014 VP Local Arbitrary Code Execution Vulnerability (CNVD-2016-06354)

Hancom Office 2014 VP is a cloud storage service solution developed by Hancom Korea. Hancom Office 2014 VP suffers from a local arbitrary code execution vulnerability that could be exploited by a local attacker to execute arbitrary code in the context of the application or conduct a denial of...

Hancom Office 2014 VP Local Arbitrary Code Execution Vulnerability (CNVD-2016-06352)

Hancom Office 2014 VP is a cloud storage service solution developed by Hancom Korea. Hancom Office 2014 VP suffers from a local arbitrary code execution vulnerability that could be exploited by a local attacker to execute arbitrary code in the context of the application or conduct a denial of...

Hancom Office 2014 VP Local Arbitrary Code Execution Vulnerability

Hancom Office 2014 VP Value Pack is a cloud storage service solution developed by Hancom Korea. A local arbitrary code execution vulnerability exists in Hancom Office 2014 VP versions 9.1.0.2176 and 9.1.0.2291. An attacker could exploit the vulnerability to execute arbitrary code in an affected...

Hancom Office 2014 VP Local Arbitrary Code Execution Vulnerability (CNVD-2016-06356)

Hancom Office 2014 VP is a cloud storage service solution developed by Hancom Korea. Hancom Office 2014 VP suffers from a local arbitrary code execution vulnerability that could be exploited by a local attacker to execute arbitrary code in the context of the application or conduct a denial of...

Hancom Office 2014 VP Local Arbitrary Code Execution Vulnerability (CNVD-2016-06353)

Hancom Office 2014 VP is a cloud storage service solution developed by Hancom Korea. Hancom Office 2014 VP suffers from a local arbitrary code execution vulnerability that could be exploited by a local attacker to execute arbitrary code in the context of the application or conduct a denial of...

Hancom Office 2014 VP Local Arbitrary Code Execution Vulnerability (CNVD-2016-06355)

Hancom Office 2014 VP is a cloud storage service solution developed by Hancom Korea. Hancom Office 2014 VP suffers from a local arbitrary code execution vulnerability that could be exploited by a local attacker to execute arbitrary code in the context of the application or conduct a denial of...

Hancom Office 2014 VP Local Arbitrary Code Execution Vulnerability (CNVD-2016-06357)

Hancom Office 2014 VP is a cloud storage service solution developed by Hancom Korea. Hancom Office 2014 VP suffers from a local arbitrary code execution vulnerability that could be exploited by a local attacker to execute arbitrary code in the context of the application or conduct a denial of...

Hancom Office 2014 VP Local Arbitrary Code Execution Vulnerability (CNVD-2016-06358)

Hancom Office 2014 VP is a cloud storage service solution developed by Hancom Korea. Hancom Office 2014 VP suffers from a local arbitrary code execution vulnerability that could be exploited by a local attacker to execute arbitrary code in the context of the application or conduct a denial of...

Hancom Hangul Office HShow!NXDeleteLineObj+0x53692 Code Execution Vulnerability

Talos Vulnerability Report TALOS-2016-0146 Hancom Hangul Office HShow!NXDeleteLineObj+0x53692 Code Execution Vulnerability August 4, 2016 CVE Number CVE-2016-4291 Description This vulnerability was discovered within the Hangul HShow application which is part of the Hangul Office Suite. Hangul...

Hancom Hangul Office HShow!NXDeleteLineObj+0x6960c Code Execution Vulnerability

Talos Vulnerability Report TALOS-2016-0145 Hancom Hangul Office HShow!NXDeleteLineObj+0x6960c Code Execution Vulnerability August 4, 2016 CVE Number CVE-2016-4290 Description This vulnerability was discovered within the Hangul HShow application which is part of the Hangul Office Suite. Hangul...

Hancom Hangul HCell OfficeArt Record pConnectionSites and pVertices Code Execution Vulnerability

Talos Vulnerability Report TALOS-2016-0149 Hancom Hangul HCell OfficeArt Record pConnectionSites and pVertices Code Execution Vulnerability August 4, 2016 CVE Number CVE-2016-4294 Description This vulnerability was discovered within the Hangul Hcell application which is part of the Hangul Office...

Hancom Hangul HCell Workbook Table and Pivot Style Code Execution Vulnerability

Talos Vulnerability Report TALOS-2016-0148 Hancom Hangul HCell Workbook Table and Pivot Style Code Execution Vulnerability August 4, 2016 CVE Number CVE-2016-4293 Description This vulnerability was discovered within the Hangul Hcell application which is part of the Hangul Office Suite. Hangul...