CVE-2023-51598 HIGH

CVE-2023-51598: Hancom Office Word DOC File Parsing Use-After-Free Remote Code Execution Vulnerability

Vendor Hancom
Product Office
Weakness CWE-416
Published May 3, 2024
Last update August 2, 2024

CVSS base score

7.0/10
Attack vector Local
Attack complexity High
Privileges required None
User interaction Required
Confidentiality High
Integrity High

CVSS vector

CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

Hancom Office Word DOC File Parsing Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Hancom Office Word. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of DOC files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-20384.

Key dates

02Disclosure timeline

May 3, 2024 CVE published
August 2, 2024 Record updated