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I. Basic Information for CVE-2023-22421
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Out-of-bounds read vulnerability exists in Kostac PLC Programming Software (Former name: Koyo PLC Programming Software) Version 1.6.9.0 and earlier. The insufficient buffer size for the PLC program instructions leads to out-of-bounds read. As a result, opening a specially crafted project file may lead to information disclosure and/or arbitrary code execution.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
JTEKT Kostac PLC Programming Software 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
JTEKT Kostac PLC Programming Software是日本捷太格特(JTEKT)公司的个人电脑PLC编程器软件。 JTEKT Kostac PLC Programming Software 1.6.9.0版本及之前版本存在安全漏洞,该漏洞源于PLC程序指令的缓冲区大小不足导致越界读取。攻击者利用该漏洞导致信息泄露或执行任意代码。
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
VendorProductAffected VersionsCPESubscribe
JTEKT ELECTRONICS CORPORATIONKostac PLC Programming Software (Former name: Koyo PLC Programming Software) Version 1.6.9.0 and earlier -
II. Public POCs for CVE-2023-22421
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III. Intelligence Information for CVE-2023-22421
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IV. Related Vulnerabilities
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