AUGUST 4, 2026
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Case File

CVE-2020-13238

HIGH · CVSS 7.5 EPSS 3.34%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-06-10 · Last synced 2026-08-04

CyberRota Analysis

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

CVE
CVE-2020-13238
Severity
HIGH
CVSS
7.5
EPSS
3.34%

Original NVD Description

Mitsubishi MELSEC iQ-R Series PLCs with firmware 33 allow attackers to halt the industrial process by sending an unauthenticated crafted packet over the network, because this denial of service attack consumes excessive CPU time. After halting, physical access to the PLC is required in order to restore production.

Related CVEs

Other vulnerabilities affecting the same vendor(s)