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ICSA-21-245-02  ·  Published 2021-09-02  ·  View on CISA ICS-CERT ↗

JTEKT TOYOPUC Products

CVSS 4.3 MEDIUM

Risk Summary

Successful exploitation of this vulnerability could allow a remote attacker to deny Ethernet communications between affected devices without authorization.

CVEs (1)

Remediations

  • Locate control system networks and remote devices behind firewalls and isolate them from the business network.
  • When remote access is required, use secure methods, such as virtual private networks (VPNs), recognizing VPNs may have vulnerabilities and should be updated to the most current version available. Also recognize VPN is only as secure as its connected devices.
  • Minimize network exposure for all control system devices and/or systems, and ensure they are not accessible from the Internet.
  • To prevent unauthorized devices from being connected to the free ports of the HUB, use LAN port lock to close the free ports.
  • Requests for additional information can be sent to JTEKT Corporation via website form.

Affected Vendors

JTEKT Corporation

Affected Products (27)

JTEKT Corporation · Plus BUS-EX TCU-6900 vers:all/*
JTEKT Corporation · Nano Safety RS00IP TUU-1086 vers:all/*
JTEKT Corporation · PC10P-DP TCC-6726 vers:all/*
JTEKT Corporation · Plus EX TCU-6741 vers:all/*
JTEKT Corporation · Nano 2ET TUU-6949 vers:all/*
JTEKT Corporation · Nano Safety TUC-1085 vers:all/*
JTEKT Corporation · PC10PE-1616P TCC-1102 vers:all/*
JTEKT Corporation · PC10B-E/C TCU-6521 vers:all/*
JTEKT Corporation · 2PORT-EFR THU-6404 vers:all/*
JTEKT Corporation · Plus EX2 TCU-6858 vers:all/*
JTEKT Corporation · PC10GE TCC-6464 vers:all/*
JTEKT Corporation · Nano 10GX TUC-1157 vers:all/*
JTEKT Corporation · FL/ET-T-V2H THU-6289 vers:all/*
JTEKT Corporation · Plus 2P-EFR TCU-6929 vers:all/*
JTEKT Corporation · PC10P TCC-6372 vers:all/*
JTEKT Corporation · Nano CPU TUC-6941 vers:all/*
JTEKT Corporation · Plus CPU TCC-6740 vers:all/*
JTEKT Corporation · PC10E TCC-4637 vers:all/*
JTEKT Corporation · Nano Safety RS01IP TUU-1087 vers:all/*
JTEKT Corporation · PC10B TCC-1021 vers:all/*
JTEKT Corporation · Plus EFR TCU-6743 vers:all/*
JTEKT Corporation · PC10B-P TCC-6373 vers:all/*
JTEKT Corporation · EF10 TCU-6982 vers:all/*
JTEKT Corporation · PC10PE TCC-1101 vers:all/*
JTEKT Corporation · PC10P-DP-IO TCC-6752 vers:all/*
JTEKT Corporation · Plus EFR2 TCU-6859 vers:all/*
JTEKT Corporation · PC10G-CPU TCC-6353 vers:all/*

Affected Sectors

Critical Manufacturing

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