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Rewterz Threat Advisory – ICS: Mitsubishi Electric GOT products

Severity

High

Analysis Summary

CVE-2021-20601

The affected product is vulnerable to an information tampering vulnerability, which may allow an attacker to send a malicious packet to rewrite the device value and adversely affect the system’s operation.

Impact

  • Denial of Service

Affected Vendors

  • Mitsubishi Electric

Affected Products

  • GT27 model: All versions
  • GT25 model: All versions
  • GT23 model: All versions
  • GT21 model: All versions
  • GS21 model: All versions
  • GT SoftGOT2000: All versions

Remediation

Refer to CISA Advisory for the patch, upgrade, or suggested workaround information.

https://us-cert.cisa.gov/ics/advisories/icsa-21-320-02