✕

Rewterz Annual Threat Intelligence Report 2025 - Download Now

Request a Demo
Rewterz

Rewterz Threat Alert – Quasar RAT – Active IOCs

July 28, 2021
Rewterz

Rewterz Threat Advisory –CVE-2021-20560 – IBM Sterling Connect Security Vulnerability

July 28, 2021

Rewterz Threat Advisory – ICS : Mitsubishi Electric GOT2000 series and GT SoftGOT2000

Severity

Medium

Analysis Summary

CVE-2021-20592

Mitsubishi Electric GOT2000 series and GT SoftGOT2000 are vulnerable to a denial of service, caused by missing synchronization. By rapidly and repeatedly connecting and disconnecting to and from the MODBUS/TCP communication port on GOT, a remote attacker could exploit this vulnerability to cause a denial of service condition.

Impact

  • Denial of Service

Affected Vendors

Mitsubishi Electric

Affected Products

  • Mitsubishi Electric GOT2000 series GT27 model 01.19.000
  • Mitsubishi Electric GOT2000 series GT27 model 01.38.000
  • Mitsubishi Electric GOT2000 series GT25 model 01.19.000
  • Mitsubishi Electric GOT2000 series GT25 model 01.38.000
  • Mitsubishi Electric GOT2000 series GT23 model 01.19.000
  • Mitsubishi Electric GOT2000 series GT23 model 01.38.000

Remediation

Refer to the following website for updates, patches, and workarounds at https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2021-007_en.pdf

Reading this advisory was a good start.

Make it a habit.

Rewterz publishes threat advisories ahead of mainstream cybersecurity media, informed by an AI-Native Autonomous SOC that sees regional threat actor activity in real time. Subscribe to receive each new advisory as it publishes, plus a monthly Middle East threat landscape brief drawn from our own SOC telemetry. For teams evaluating their detection coverage, a 30-minute consultation with a senior analyst is also available, at your pace, when you're ready.

Request a demo