CVE record · CVE-2023-6942

Missing authentication in Mitsubishi Electric Corporation EZSocket and others

CVSS 7.5 HighEPSS 0.0095 · 61st percentile

Published by the CVE Program (CNA: Mitsubishi) at 30 Jan 2024, 09:06 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Mitsubishi Electric Corporation	EZSocket	affected 3.0 to 5.92 Other versions: unaffected
Mitsubishi Electric Corporation	GT Designer3 Version1(GOT1000)	affected 1.325P and prior Other versions: unaffected
Mitsubishi Electric Corporation	GT Designer3 Version1(GOT2000)	affected 1.320J and prior Other versions: unaffected
Mitsubishi Electric Corporation	GX Works2	affected 1.11M to 1.626C Other versions: unaffected
Mitsubishi Electric Corporation	GX Works3	affected 1.106L and prior Other versions: unaffected
Mitsubishi Electric Corporation	MELSOFT Navigator	affected 1.04E to 2.102G Other versions: unaffected
Mitsubishi Electric Corporation	MT Works2	affected 1.190Y and prior Other versions: unaffected
Mitsubishi Electric Corporation	MX Component	affected 4.00A to 5.007H Other versions: unaffected
Mitsubishi Electric Corporation	MX OPC Server DA/UA	affected all versions Other versions: unaffected

Identifiers: CVE-2023-6942
CNA: Mitsubishi
Weakness (CWE): CWE-306
Tags: Mitsubishi Electric Corporation EZSocket
Mitsubishi Electric Corporation GT Designer3 Version1(GOT1000)
Mitsubishi Electric Corporation GT Designer3 Version1(GOT2000)
Mitsubishi Electric Corporation GX Works2
Mitsubishi Electric Corporation GX Works3
Mitsubishi Electric Corporation MELSOFT Navigator
Mitsubishi Electric Corporation MT Works2
Mitsubishi Electric Corporation MX Component
Authentication bypass
Published: 30 Jan 2024
Updated: 19 Sept 2025

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
7.5	High	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N	CNA (Mitsubishi)

CISA KEV Not listed.
EPSS 0.0095, the 61st percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 30 Jan 2024. New records show when each source confirmed them.

Sources

References from the CNA

www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-020_en.pdf vendor-advisory
jvn.jp/vu/JVNVU95103362 government-resource
www.cisa.gov/news-events/ics-advisories/icsa-24-030-02 government-resource

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.