What is the severity of CVE-2022-43664?

CVE-2022-43664 is considered a critical vulnerability due to its potential for arbitrary code execution.

How do I fix CVE-2022-43664?

To mitigate CVE-2022-43664, users should update Ichitaro Word Processor to the latest version provided by Justsystems.

What type of attack can exploit CVE-2022-43664?

CVE-2022-43664 can be exploited through specially crafted documents that trigger the use-after-free condition.

Which version of Ichitaro Word Processor is affected by CVE-2022-43664?

CVE-2022-43664 affects Ichitaro Word Processor 2022 version 1.0.1.57600 specifically.

What are the consequences of exploiting CVE-2022-43664?

Exploiting CVE-2022-43664 can lead to memory corruption and may allow an attacker to execute arbitrary code on the affected system.

Vulnerability/
CVE-2022-43664

high

7.8

CWE

416

5/4/2023

10/2/2025

CVE-2022-43664: Use After Free

First published: Wed Apr 05 2023(Updated: )

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.

Credit: talos-cna@cisco.com

Affected Software	Affected Version	How to fix
Justsystems Ichitaro 2022	=1.0.1.57600

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2022-43664?
CVE-2022-43664 is considered a critical vulnerability due to its potential for arbitrary code execution.
How do I fix CVE-2022-43664?
To mitigate CVE-2022-43664, users should update Ichitaro Word Processor to the latest version provided by Justsystems.
What type of attack can exploit CVE-2022-43664?
CVE-2022-43664 can be exploited through specially crafted documents that trigger the use-after-free condition.
Which version of Ichitaro Word Processor is affected by CVE-2022-43664?
CVE-2022-43664 affects Ichitaro Word Processor 2022 version 1.0.1.57600 specifically.
What are the consequences of exploiting CVE-2022-43664?
Exploiting CVE-2022-43664 can lead to memory corruption and may allow an attacker to execute arbitrary code on the affected system.

collector/nvd-index
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agent/softwarecombine
agent/author
agent/severity
agent/weakness
agent/tags
agent/description
agent/first-publish-date
agent/event
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/source
vendor/justsystems
canonical/justsystems ichitaro 2022
version/justsystems ichitaro 2022/1.0.1.57600

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Frequently Asked Questions

What is the severity of CVE-2022-43664?
CVE-2022-43664 is considered a critical vulnerability due to its potential for arbitrary code execution.
How do I fix CVE-2022-43664?
To mitigate CVE-2022-43664, users should update Ichitaro Word Processor to the latest version provided by Justsystems.
What type of attack can exploit CVE-2022-43664?
CVE-2022-43664 can be exploited through specially crafted documents that trigger the use-after-free condition.
Which version of Ichitaro Word Processor is affected by CVE-2022-43664?
CVE-2022-43664 affects Ichitaro Word Processor 2022 version 1.0.1.57600 specifically.
What are the consequences of exploiting CVE-2022-43664?
Exploiting CVE-2022-43664 can lead to memory corruption and may allow an attacker to execute arbitrary code on the affected system.