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Case File

CVE-2020-5666

HIGH · CVSS 7.5 EPSS 8.40%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-11-16 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2020-5666
Severity
HIGH
CVSS
7.5
EPSS
8.40%

Original NVD Description

Uncontrolled resource consumption vulnerability in MELSEC iQ-R Series CPU Modules (R00/01/02CPU Firmware versions from '05' to '19' and R04/08/16/32/120(EN)CPU Firmware versions from '35' to '51') allows a remote attacker to cause an error in a CPU unit via a specially crafted HTTP packet, which may lead to a denial-of-service (DoS) condition in execution of the program and its communication.

Related CVEs

Other vulnerabilities affecting the same vendor(s)