ICSA-19-346-02

icsaUScisa_csaf_ot

Omron PLC CJ and CS Series

view advisory published 2019-12-12

This updated advisory is a follow-up to the original advisory titled ICSA-19-346-02 Omron PLC CJ and CS Series (Update A) published November 29, 2022, on the ICS webpage at cisa.gov.

01

describes (3)

Related CVEs.

IDseverity exploitable
CVE-2019-18269UScritical9.8—
Omron’s CS and CJ series PLCs have an unrestricted externally accessible lock vulnerability.
CVE-2019-18259UScritical9.8—
In Omron PLC CJ series, all versions and Omron PLC CS series, all versions, an attacker could spoof arbitrary messages or execute commands.
CVE-2019-13533UShigh8.1OT elevated—
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 res…
02

references

External citations — patches, advisories, analysis.

03

remediations (9)

  • MitigationOmron PLC CJ Series

    Filter FINS port: Protect access to Omron's PLC with a firewall and blocking unnecessary remote access to FINS port (default: 9600).

  • MitigationOmron PLC CJ Series

    Filter FINS port: Protect access to Omron's PLC with a firewall and blocking unnecessary remote access to FINS port (default: 9600).

  • MitigationOmron PLC CJ Series

    Filter FINS port: Protect access to Omron's PLC with a firewall and blocking unnecessary remote access to FINS port (default: 9600).

  • MitigationOmron PLC CS series

    Filter FINS port: Protect access to Omron's PLC with a firewall and blocking unnecessary remote access to FINS port (default: 9600).

  • MitigationOmron PLC CS series

    Filter FINS port: Protect access to Omron's PLC with a firewall and blocking unnecessary remote access to FINS port (default: 9600).

  • MitigationOmron PLC CS series

    Filter FINS port: Protect access to Omron's PLC with a firewall and blocking unnecessary remote access to FINS port (default: 9600).

  • MitigationOmron PLC NX1P2 series

    Filter FINS port: Protect access to Omron's PLC with a firewall and blocking unnecessary remote access to FINS port (default: 9600).

  • MitigationOmron PLC NX1P2 series

    Filter FINS port: Protect access to Omron's PLC with a firewall and blocking unnecessary remote access to FINS port (default: 9600).

  • MitigationOmron PLC NX1P2 series

    Filter FINS port: Protect access to Omron's PLC with a firewall and blocking unnecessary remote access to FINS port (default: 9600).

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