VULNERABILITY INTELLIGENCE

CVE-2022-43664

CVSS score7.8 HIGH
EPSS probability0.53%
CISA KEVNot currently listed
Published2023-04-05
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

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.

Weakness classification

  • talos-cna@cisco.com: CWE-416

Primary references