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ICSA-22-333-01  ·  Published 2022-11-29  ·  View on CISA ICS-CERT ↗

Mitsubishi Electric GOT2000

CVSS 5.3 MEDIUM

Risk Summary

Successful exploitation of this vulnerability could allow an attacker to cause a denial-of-service condition by sending a specially crafted command.

CVEs (1)

Remediations

  • GT27 Model: Update to FTP server versions 01.47.000 or later
  • GT25 Model: Update to FTP server versions 01.47.000 or later
  • GT23 Model: Update to FTP server versions 01.47.000 or later
  • 1. Download the fixed version of GT Designer3 Version1 (GOT2000) and install on a compatible device.
  • Users should contact Mitsubishi Electric for GT Designer3 Version1 (GOT2000).
  • 2. Start the GT Designer3 Version1 (GOT2000) and open the project data used in affected products.
  • 3. Select [Write to GOT] from [Communication] menu to write the required package data to the GOT.
  • Users can refer to the GT Designer3 Version1 (GOT2000) Screen Design Manual (SH-081220ENG). “COMMUNICATING WITH GOT”
  • 4. After writing the required package data to the GOT, refer to the <How to check the versions in use> and ensure the software has been updated to the fixed versions.
  • When internet access is required, use a virtual private network (VPN) or other secure means to prevent unauthorized access.
  • Only use products inside a local area network (LAN).
  • Block access from untrusted networks and hosts.
  • Install antivirus software on the host where products are installed.
  • Set strong passwords to prevent unauthorized login.
  • Use the IP filter function*1 to control IP address access to the host machine with installed software *1: GT Designer3 (GOT2000) Screen Design Manual (SH-081220ENG). “5.4.3 Setting the IP filter”
  • *1: GT Designer3 (GOT2000) Screen Design Manual (SH-081220ENG). “5.4.3 Setting the IP filter”
  • Users should refer to Mitsubishi Electric's security advisory for further information.

Affected Vendors

Mitsubishi Electric

Affected Products (3)

Mitsubishi Electric · GT27 Model FTP server <= 01.39.000
Mitsubishi Electric · GT25 Model FTP server <= 01.39.000
Mitsubishi Electric · GT23 Model FTP server <= 01.39.000

Affected Sectors

Critical Manufacturing

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