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CVE-2023-34366

Quick assessment

Affected
Ichitaro 2023 Ichitaro 2023
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

JustSystems Ichitaro是日本佳思腾（JustSystems）公司的一款日文文字处理软件。 JustSystems Ichitaro 2023 1.0.1.59372版本存在资源管理错误漏洞，该漏洞源于图形流解析功能中存在释放后重用漏洞，特制的文档可能会导致内存损坏，从而导致任意代码执行。

CVSS 7.8 · High EPSS 0.64% · P49
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I. Basic Information for CVE-2023-34366

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A use-after-free vulnerability exists in the Figure stream parsing functionality of Ichitaro 2023 1.0.1.59372. A specially crafted document can cause memory corruption, resulting in arbitrary code execution. Victim would need to open a malicious file to trigger this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
JustSystems Ichitaro 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
JustSystems Ichitaro是日本佳思腾（JustSystems）公司的一款日文文字处理软件。 JustSystems Ichitaro 2023 1.0.1.59372版本存在资源管理错误漏洞，该漏洞源于图形流解析功能中存在释放后重用漏洞，特制的文档可能会导致内存损坏，从而导致任意代码执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Ichitaro 2023 Ichitaro 2023 1.0.1.59372 -

II. Public POCs for CVE-2023-34366

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III. Intelligence Information for CVE-2023-34366

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Vendor Advisories for CVE-2023-34366 (1)

Other References for CVE-2023-34366 (1)

Same Patch Batch · Ichitaro 2023 · 2023-10-19 · 4 CVEs total

CVE-2023-35126 7.8 HIGH JustSystems Ichitaro 缓冲区错误漏洞
CVE-2023-38128 7.8 HIGH JustSystems Ichitaro 缓冲区错误漏洞
CVE-2023-38127 7.8 HIGH JustSystems Ichitaro 输入验证错误漏洞

IV. Related Vulnerabilities

Same product: Ichitaro 2023
Same vendor: Ichitaro 2023
Same weakness: CWE-416

V. Comments for CVE-2023-34366

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