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Rewterz Threat Advisory – CVE-2020-5668 – ICS: Mitsubishi Electric MELSEC iQ-R Series

Severity

Medium

Analysis Summary

CVE-2020-5668

A vulnerability in MELSEC iQ-R series modules causes uncontrolled resource consumption. When a module receives a specially crafted SLMP packet from a malicious attacker, the program execution and communication could enter a denial-of-service condition.

Impact

Denial of service

Affected Vendors

Mitsubishi Electric

Affected Products

MELSEC iQ-R series

Remediation

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

https://us-cert.cisa.gov/ics/advisories/icsa-20-324-05

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