CVE-2023-22419

HIGH
Published Mar 6, 20233y ago · Modified Jun 17, 20262w ago
7.8 CVSS 3.1
High
Find Similar
Published Mar 6, 2023 3y ago
Last Modified Jun 17, 2026 2w ago

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. When processing a comment block in stage information, the end of data cannot be verified and out-of-bounds read occurs. As a result, opening a specially crafted project file may lead to information disclosure and/or arbitrary code execution.

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-125 Out-of-bounds Read Memory Safety

Affected Products 1

VendorProductVersionRange
jtektkostac_plc_programming_software* ≤1.6.9.0

References 3

  • jvn.jp https://jvn.jp/en/vu/JVNVU94966432/
    Third Party Advisory
  • electronics.jtekt.co.jp https://www.electronics.jtekt.co.jp/en/topics/202303035258/
    Vendor Advisory
  • electronics.jtekt.co.jp https://www.electronics.jtekt.co.jp/jp/topics/2023030313639/
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.