A buffer underflow vulnerability exists in the way Hword of Hancom Office 2020 version 11.0.0.5357 parses XML-based office files. A specially-crafted malformed file can cause memory corruption by using memory before buffer start, which can lead to code execution. A victim would need to access a malicious file to trigger this vulnerability.
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Tue, 15 Apr 2025 19:15:00 +0000
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Status: PUBLISHED
Assigner: talos
Published:
Updated: 2025-04-15T18:49:15.593Z
Reserved: 2022-07-05T00:00:00.000Z
Link: CVE-2022-33896

Updated: 2024-08-03T08:09:22.670Z

Status : Modified
Published: 2022-10-07T15:15:15.553
Modified: 2024-11-21T07:08:33.270
Link: CVE-2022-33896

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