CVE-2023-6943
9.8 · CRITICALOverview
CVE-2023-6943 is a critical-severity vulnerability affecting mitsubishielectric ezsocket. It was published on January 30, 2024 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') 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 execute a malicious code by RPC with a path to a malicious library while connected to the products.
Remediation
Check the references section for vendor advisories and patches from mitsubishielectric. Update ezsocket to the latest patched version. 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.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| mitsubishielectric | ezsocket | 3.0 | Affected |
| mitsubishielectric | gx_works2 | 1.11m | Affected |
| mitsubishielectric | melsoft_navigator | 1.04e | Affected |
| mitsubishielectric | mx_component | 4.00a | Affected |
References
Frequently Asked Questions
What is CVE-2023-6943?
CVE-2023-6943 is a critical-severity vulnerability affecting mitsubishielectric ezsocket. It was published on January 30, 2024 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2023-6943?
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2023-6943?
Check the references section for vendor advisories and patches from mitsubishielectric. Update ezsocket to the latest patched version. 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-2023-6943?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-6943 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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