CVE-2022-43664 HIGH

CVE-2022-43664

Vendor Ichitaro
Product Ichitaro
Weakness CWE-416
Published April 5, 2023
Last update February 10, 2025

CVSS base score

7.8/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

A use-after-free vulnerability exists within the way Ichitaro Word Processor 2022, version 1.0.1.57600, processes protected documents. A specially crafted document can trigger reuse of freed memory, which can lead to further memory corruption and potentially result in arbitrary code execution. An attacker can provide a malicious document to trigger this vulnerability.

Key dates

02Disclosure timeline

April 5, 2023 CVE published
February 10, 2025 Record updated