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October 12, 2020

Rewterz Threat Advisory – CVE-2020-16850 – ICS: Mitsubishi MELSEC IQ-R series denial of service

Severity

Medium

Analysis Summary

CVE-2020-16850

Mitsubishi MELSEC IQ-R series is vulnerable to a denial of service, caused by uncontrolled resource consumption. By sending specially-crafted packets, a remote attacker could exploit this vulnerability to consume all available resources.

Impact

Denial of Service

Affected Vendors

Mitsubishi Electric

Affected Products

Mitsubishi Electric MELSEC iQ-R series

Remediation

Refer to vendor advisory for the complete list of affected products and their respective patches.

https://us-cert.cisa.gov/ics/advisories/icsa-20-282-02

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