Vulnerability · Published Mar 5, 2023 · Assigned by jpcert
CVE-2023-22424
High 7.8
In plain English
A high-severity use-after-free in Kostac PLC Programming Software (Former name: Koyo PLC Programming Software) from JTEKT ELECTRONICS CORPORATION. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities).
Official description
Use-after-free vulnerability exists in Kostac PLC Programming Software (Former name: Koyo PLC Programming Software) Version 1.6.9.0 and earlier. With the abnormal value given as the maximum number of columns for the PLC program, the process accesses the freed memory. As a result, opening a specially crafted project file may lead to information disclosure and/or arbitrary code execution.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| JTEKT ELECTRONICS CORPORATION | Kostac PLC Programming Software (Former name: Koyo PLC Programming Software) | Version 1.6.9.0 and earlier |
Weakness: CWE-416 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H