Out-of-bounds Read vulnerability (CWE-125) was found in CX-Programmer. Attackers may be able to read sensitive information or cause an application crash by abusing this vulnerability.

We found a vulnerability Improper Restriction of XML External Entity Reference (CWE-611) in NB-series NX-Designer. Attackers may be able to abuse this vulnerability to disclose confidential data on a computer.

Path Traversal Vulnerabilities (CWE-22) exist in NJ/NX-series Machine Automation Controllers. An attacker may use these vulnerabilities to perform unauthorized access and to execute unauthorized code remotely to the controller products.

Sysmac Studio provided by OMRON Corporation contains an incorrect authorization vulnerability. If this vulnerability is exploited, an attacker may access the program which is protected by Data Protection function.

Insufficient verification of data authenticity issue exists in NJ Series CPU Unit all versions and NX Series CPU Unit all versions. If a user program in the affected product is altered, the product may not be able to detect the alteration.

Free of pointer not at start of buffer vulnerability exists in CX-One CX-One CXONE-AL[][]D-V4 (The version which was installed with a DVD ver. 4.61.1 or lower, and was updated through CX-One V4 auto update in January 2024 or prior) and Sysmac Studio SYSMAC-SE2[][][] (The version which was installed with a DVD ver. 1.56 or lower, and was updated through Sysmac Studio V1 auto update in January 2024 or prior). Opening a specially crafted project file may lead to arbitrary code execution.

Out-of-bounds read vulnerability exists in CX-Programmer included in CX-One CXONE-AL[][]D-V4 Ver. 9.81 or lower. Opening a specially crafted project file may lead to information disclosure and/or the product being crashed.

Path traversal vulnerability exists in Machine Automation Controller NJ Series and Machine Automation Controller NX Series. An arbitrary file in the affected product may be accessed or arbitrary code may be executed by processing a specially crafted request sent from a remote attacker with an administrative privilege. As for the details of the affected product names/versions, see the information provided by the vendor under [References] section.

Project files may contain malicious contents which the software will use to create files on the filesystem. This allows directory traversal and overwriting files with the privileges of the logged-in user.

The Omron FINS protocol has an authenticated feature to prevent access to memory regions. Authentication is susceptible to bruteforce attack, which may allow an adversary to gain access to protected memory. This access can allow overwrite of values including programmed logic.