VYPR

CJ-series PLCs

by Omron

CVEs (8)

  • CVE-2019-18269CriDec 16, 2019
    risk 0.64cvss 9.8epss 0.00

    Omron’s CS and CJ series PLCs have an unrestricted externally accessible lock vulnerability.

  • CVE-2019-13533HigDec 16, 2019
    risk 0.53cvss 8.1epss 0.00

    In Omron PLC CJ series, all versions, and Omron PLC CS series, all versions, an attacker could monitor traffic between the PLC and the controller and replay requests that could result in the opening and closing of industrial valves.

  • CVE-2020-6986HigMar 5, 2020
    risk 0.49cvss 7.5epss 0.01

    In all versions of Omron PLC CJ Series, an attacker can send a series of specific data packets within a short period, causing a service error on the PLC Ethernet module, which in turn causes a PLC service denied result.

  • CVE-2022-45794Jan 10, 2024
    risk 0.00cvss epss 0.00

    An attacker with network access to the affected PLC (CJ-series and CS-series PLCs, all versions) may use a network protocol to read and write files on the PLC internal memory and memory card.

  • CVE-2022-31205Jul 26, 2022
    risk 0.00cvss epss 0.00

    In Omron CS series, CJ series, and CP series PLCs through 2022-05-18, the password for access to the Web UI is stored in memory area D1449...D1452 and can be read out using the Omron FINS protocol without any further authentication.

  • CVE-2022-31204Jul 26, 2022
    risk 0.00cvss epss 0.00

    Omron CS series, CJ series, and CP series PLCs through 2022-05-18 use cleartext passwords. They feature a UM Protection setting that allows users or system integrators to configure a password in order to restrict sensitive engineering operations (such as project/logic uploads…

  • CVE-2019-18261Dec 16, 2019
    risk 0.00cvss epss 0.00

    In Omron PLC CS series, all versions, Omron PLC CJ series, all versions, and Omron PLC NJ series, all versions, the software does not implement sufficient measures to prevent multiple failed authentication attempts within in a short time frame, making it more susceptible to…

  • CVE-2019-18259Dec 16, 2019
    risk 0.00cvss epss 0.00

    In Omron PLC CJ series, all versions and Omron PLC CS series, all versions, an attacker could spoof arbitrary messages or execute commands.