CVE-2021-20606

MEDIUM

Mitsubishi Electric - DoS

Title source: llm
STIX 2.1

Description

Out-of-bounds Read vulnerability in Mitsubishi Electric GX Works2 versions 1.606G and prior, Mitsubishi Electric MELSOFT Navigator versions 2.84N and prior and Mitsubishi Electric EZSocket versions 5.4 and prior allows an attacker to cause a DoS condition in the software by getting a user to open malicious project file specially crafted by an attacker.

References (3)

Core 3
Core References
Patch, Third Party Advisory x_refsource_misc
https://jvn.jp/vu/JVNVU93817405/index.html
Third Party Advisory, US Government Resource x_refsource_misc
https://us-cert.cisa.gov/ics/advisories/icsa-21-350-05

Scores

CVSS v3 5.5
EPSS 0.0015
EPSS Percentile 35.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-125
Status published
Products (3)
mitsubishielectric/ezsocket < 5.4
mitsubishielectric/gx_works2 < 1.606g
mitsubishielectric/melsoft_navigator
Published Dec 17, 2021
Tracked Since Feb 18, 2026