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CVE-2023-6942

Published: Jan 30, 2024Updated: Sep 19, 2025 Sources: CVE List NVD BDU csafCWE-306
NVD MITRE
7.5CVSSHIGH
EPSS Score
0.9%
Top 43.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-306

Affected Products

ezsocketmitsubishielectricICS / OT / IoT
fr configurator2mitsubishielectricICS / OT / IoT
got1000mitsubishielectricICS / OT / IoT
got2000mitsubishielectricICS / OT / IoT
gx works2mitsubishielectricICS / OT / IoT
mitsubishielectriccommercialJPICS / OT / IoTaka mitsubishi electric
and 16 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

References

https://jvn.jp/vu/JVNVU95103362
jvn.jp
https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-02
cisa.gov
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-020_en.pdf
mitsubishielectric.com
and 13 more references View all →

Timeline

Published
Jan 30, 2024
Last Updated
Sep 19, 2025

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