CVE-2023-6942

HIGH

Mitsubishi Electric EZSocket 3.0-5.92 - Unauthenticated Authentication Bypass via Crafted Packets

Title source: llm
STIX 2.1

Description

Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation EZSocket versions 3.0 to 5.92, GT Designer3 Version1(GOT1000) versions 1.325P and prior, GT Designer3 Version1(GOT2000) versions 1.320J and prior, GX Works2 versions 1.11M to 1.626C, GX Works3 versions 1.106L and prior, MELSOFT Navigator versions 1.04E to 2.102G, MT Works2 versions 1.190Y and prior, MX Component versions 4.00A to 5.007H and MX OPC Server DA/UA all versions allows a remote unauthenticated attacker to bypass authentication by sending specially crafted packets and connect to the products illegally.

References (3)

Core 3
Core References
Third Party Advisory government-resource
https://jvn.jp/vu/JVNVU95103362
Third Party Advisory, US Government Resource government-resource
https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-02

Scores

CVSS v3 7.5
EPSS 0.0044
EPSS Percentile 63.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-306
Status published
Products (10)
mitsubishielectric/ezsocket 3.0
mitsubishielectric/fr_configurator2
mitsubishielectric/got1000
mitsubishielectric/got2000
mitsubishielectric/gx_works2 1.11m
mitsubishielectric/gx_works3
mitsubishielectric/mc_works64
mitsubishielectric/melsoft_navigator 1.04e
mitsubishielectric/mt_works2
mitsubishielectric/mx_component 4.00a
Published Jan 30, 2024
Tracked Since Feb 18, 2026