SB2023030306 - Multiple vulnerabilities in JTEKT ELECTRONICS Kostac PLC Programming Software



SB2023030306 - Multiple vulnerabilities in JTEKT ELECTRONICS Kostac PLC Programming Software

Published: March 3, 2023

Security Bulletin ID SB2023030306
Severity
High
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 33% Medium 67%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Out-of-bounds read (CVE-ID: CVE-2023-22419)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition when processing a comment block in stage information. A remote attacker can create a specially crafted project file, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system.


2) Out-of-bounds read (CVE-ID: CVE-2023-22421)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in the PLC program instructions. A remote attacker can create a specially crafted project file, trick the victim into opening it, trigger an out-of-bounds read error and read contents of memory on the system.


3) Use-after-free (CVE-ID: CVE-2023-22424)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error. A remote attacker can trick a victim to open a specially crafted project file and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


Remediation

Install update from vendor's website.