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CVE-2023-6942

7.5 · HIGH

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 V…

Published Jan 30, 2024CWE-306EPSS 0.95%

Overview

CVE-2023-6942 is a high-severity vulnerability. It was published on January 30, 2024 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refjvn.jp/vu/JVNVU95103362CISAwww.cisa.gov/news-events/ics-advisories/icsa-24-030-02Refwww.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-020_en.pdfRefjvn.jp/vu/JVNVU95103362CISAwww.cisa.gov/news-events/ics-advisories/icsa-24-030-02Refwww.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-020_en.pdf

How CyberStrike helps

Frequently asked questions

What is CVE-2023-6942?

CVE-2023-6942 is a high-severity vulnerability. It was published on January 30, 2024 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2023-6942?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2023-6942?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2023-6942?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-6942 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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