Cj2m-cpu31 Firmware vulnerabilities

3 known vulnerabilities in Cj2m-cpu31 Firmware from Omron. 3 are rated high or critical. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 9.1 Critical severity

  CJ-series and CS-series CPU modules: Improper Restriction of Excessive Authentication Attempts

  CVE-2022-45790Jan 22, 2024Omron

  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 p

• 7.5 High severity

  CJ2M CPU Unit: Improper Validation of Specified Quantity in Input

  CVE-2023-38744Aug 3, 2023Omron

  Denial-of-service (DoS) vulnerability due to improper validation of specified type of input issue exists in the built-in EtherNet/IP port of the CJ Series CJ2 CPU unit and the communication function of the CS/CJ Series EtherNet/IP unit. If an affected product

• 9.8 Critical severity

  Multiple OMRON products which implement FINS…: Missing Authentication for Critical Functionality

  CVE-2023-27396Jun 19, 2023OmronEPSS 1.37%

  FINS (Factory Interface Network Service) is a message communication protocol, which is designed to be used in closed FA (Factory Automation) networks, and is used in FA networks composed of OMRON products. Multiple OMRON products that implement FINS protocol c