CVE-2022-43664

Published Apr 5, 2023

Last updated 2 years ago

Overview

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.
Source: talos-cna@cisco.com
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 7.8
Impact score: 5.9
Exploitability score: 1.8
Vector string: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: HIGH

Weaknesses

talos-cna@cisco.com: CWE-416

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:justsystems:ichitaro_2022:1.0.1.57600:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "06455E2A-BB74-437E-85AC-3DAC51ED78F4"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References