Use After Free in Jtekt Kostac Plc
CVE-2023-41375
Use after free vulnerability exists in Kostac PLC Programming Software Version 1.6.11.0. Arbitrary code may be executed by having a user open a specially crafted project file which was saved using Kostac PLC Programming Software Version 1.6.9.0 and earlier because the issue exists in parsing of KPP project files. The vendor states that Kostac PLC Programming Software Version 1.6.10.0 or later implements the function which prevents a project file alteration. Therefore, to mitigate the impact of these vulnerabilities, a project file which was saved using Kostac PLC Programming Software Version 1.6.9.0 and earlier needs to be saved again using Kostac PLC Programming Software Version 1.6.10.0 or later.
Vulnerability class: Use-After-Free
EPSS: 0.002 (8.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Jtekt Kostac_plc — versions 1.6.11.0
- Jtekt Electronics Corporation Kostac Plc Programming Software — versions Version 1.6.11.0 and earlier
Weakness classification (CWE)
References
- vultures@jpcert.or.jp (Vendor Advisory)
- vultures@jpcert.or.jp (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-41375?
- CVE-2023-41375 is a high-severity vulnerability in Jtekt Kostac Plc, classified under Use After Free. CVSS score: 7.8/10. Published 2023-09-20.
- How severe is CVE-2023-41375?
- High severity. CVSS v3 base score is 7.8 out of 10.