CVE-2023-6943

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Published Jan 30, 2024 CVSS 3.1 · 9.8 Critical EPSS 2.1% KEV · Not listed

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.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Mitsubishi Electric Corporation

EZSocket

unaffected

Version	Status	Constraints
`3.0 to 5.92`	affected	—

Mitsubishi Electric Corporation

GT Designer3 Version1(GOT1000)

unaffected

Version	Status	Constraints
`1.325P and prior`	affected	—

Mitsubishi Electric Corporation

GT Designer3 Version1(GOT2000)

unaffected

Version	Status	Constraints
`1.320J and prior`	affected	—

Mitsubishi Electric Corporation

GX Works2

unaffected

Version	Status	Constraints
`1.11M to 1.626C`	affected	—

Mitsubishi Electric Corporation

GX Works3

unaffected

Version	Status	Constraints
`1.106L and prior`	affected	—

Mitsubishi Electric Corporation

MELSOFT Navigator

unaffected

Version	Status	Constraints
`1.04E to 2.102G`	affected	—

Mitsubishi Electric Corporation

MT Works2

unaffected

Version	Status	Constraints
`1.190Y and prior`	affected	—

Mitsubishi Electric Corporation

MX Component

unaffected

Version	Status	Constraints
`4.00A to 5.007H`	affected	—

Mitsubishi Electric Corporation

MX OPC Server DA/UA

unaffected

Version	Status	Constraints
`all versions`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:mitsubishielectric:ezsocket::::::::
	cpe:2.3:a:mitsubishielectric:fr_configurator2::::::::
	cpe:2.3:a:mitsubishielectric:got1000::::::::
	cpe:2.3:a:mitsubishielectric:got2000::::::::
	cpe:2.3:a:mitsubishielectric:gx_works2::::::::
	cpe:2.3:a:mitsubishielectric:gx_works3::::::::
	cpe:2.3:a:mitsubishielectric:mc_works64::::::::
	cpe:2.3:a:mitsubishielectric:melsoft_navigator::::::::
	cpe:2.3:a:mitsubishielectric:mt_works2::::::::
	cpe:2.3:a:mitsubishielectric:mx_component::::::::

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2023-59140	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.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: 2.1% (2.133% probability within 30 days)

Exploitation none

Automatable yes

Technical Impact total

References

Link	Providers
https://jvn.jp/vu/JVNVU95103362
https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-02
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-020_en.pdf

History

Sep 19, 2025 2:45 AM Description updated View changes

Type	Values Removed	Values Added
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 and later, 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.	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.

May 30, 2025 7:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Feb 13, 2025 8:15 AM Description updated View changes

Type	Values Removed	Values Added
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) all versions, GT Designer3 Version1(GOT2000) versions 1.320J and prior, GX Works2 versions 1.11M and later, 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.	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 and later, 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.

Jan 16, 2025 4:45 AM Description updated View changes

Type	Values Removed	Values Added
Description	Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Mitsubishi Electric Corporation EZSocket versions 3.0 and later, GT Designer3 Version1(GOT1000) all versions, GT Designer3 Version1(GOT2000) all versions, GX Works2 versions 1.11M and later, GX Works3 versions 1.106L and prior, MELSOFT Navigator versions 1.04E and later, MT Works2 all versions, MX Component versions 4.00A and later 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.	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) all versions, GT Designer3 Version1(GOT2000) versions 1.320J and prior, GX Works2 versions 1.11M and later, 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.

Nov 1, 2024 8:45 AM Description updated View changes

Type	Values Removed	Values Added
Description	Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Mitsubishi Electric Corporation EZSocket versions 3.0 and later, FR Configurator2 all versions, GT Designer3 Version1(GOT1000) all versions, GT Designer3 Version1(GOT2000) all versions, GX Works2 versions 1.11M and later, GX Works3 all versions, MELSOFT Navigator versions 1.04E and later, MT Works2 all versions, MX Component versions 4.00A and later 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.	Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Mitsubishi Electric Corporation EZSocket versions 3.0 and later, GT Designer3 Version1(GOT1000) all versions, GT Designer3 Version1(GOT2000) all versions, GX Works2 versions 1.11M and later, GX Works3 versions 1.106L and prior, MELSOFT Navigator versions 1.04E and later, MT Works2 all versions, MX Component versions 4.00A and later 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.

Subscriptions

Mitsubishielectric Ezsocket Fr Configurator2 Got1000 Got2000 Gx Works2 Gx Works3 Mc Works64 Melsoft Navigator Mt Works2 Mx Component

Weaknesses

CWE-470

Sources

CVE record Updated: Sep 19, 2025, 2:13 AM

Status: PUBLISHED
Assigner: Mitsubishi
Published: Jan 30, 2024, 9:09 AM
Updated: Sep 19, 2025, 2:13 AM
Reserved: Dec 19, 2023, 8:00 AM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 8:42 AM

Updated: Aug 2, 2024, 8:42 AM

NVD Updated: Jun 17, 2026, 6:51 AM

Status: Modified
Published: Jan 30, 2024, 9:15 AM
Modified: Jun 17, 2026, 6:51 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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"matchCriteriaId": "CED78B28-BBBF-4869-BC1C-F0789867FB4C", "vulnerable": true}, {"criteria": "cpe:2.3:a:mitsubishielectric:got1000:*:*:*:*:*:*:*:*", "matchCriteriaId": "C31EFBDE-DE71-46F3-97A1-CABC037FC31D", "vulnerable": true}, {"criteria": "cpe:2.3:a:mitsubishielectric:got2000:*:*:*:*:*:*:*:*", "matchCriteriaId": "5D887323-BBDD-41ED-82B8-66DE412666F5", "vulnerable": true}, {"criteria": "cpe:2.3:a:mitsubishielectric:gx_works2:*:*:*:*:*:*:*:*", "matchCriteriaId": "B73766EB-FF3E-495E-B1C1-5D49A1569696", "versionStartIncluding": "1.11m", "vulnerable": true}, {"criteria": "cpe:2.3:a:mitsubishielectric:gx_works3:*:*:*:*:*:*:*:*", "matchCriteriaId": "F4AEDEEE-5070-41E2-B4DC-6DE8456BC028", "vulnerable": true}, {"criteria": "cpe:2.3:a:mitsubishielectric:mc_works64:*:*:*:*:*:*:*:*", "matchCriteriaId": "E5790F2E-5511-46F6-94E5-F3E1A2367662", "vulnerable": true}, {"criteria": "cpe:2.3:a:mitsubishielectric:melsoft_navigator:*:*:*:*:*:*:*:*", "matchCriteriaId": "5F3C096D-D510-46F4-B46A-A234CA630227", "versionStartIncluding": "1.04e", "vulnerable": true}, {"criteria": "cpe:2.3:a:mitsubishielectric:mt_works2:*:*:*:*:*:*:*:*", "matchCriteriaId": "0EC0ACF4-C303-4EC0-A755-1F9AE4152DDB", "vulnerable": true}, {"criteria": "cpe:2.3:a:mitsubishielectric:mx_component:*:*:*:*:*:*:*:*", "matchCriteriaId": "407781DB-9AF9-4E3A-BF24-1787ADB33F42", "versionStartIncluding": "4.00a", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "Vulnerabilidad de uso de entrada controlada externamente para seleccionar clases o c\u00f3digo (\"Reflexi\u00f3n insegura\") en Mitsubishi Electric Corporation EZSocket versiones 3.0 y posteriores, FR Configurator2 todas las versiones, GT Designer3 Versi\u00f3n1(GOT1000) todas las versiones, GT Designer3 Versi\u00f3n1(GOT2000) todas las versiones , GX Works2 versiones 1.11M y posteriores, GX Works3 todas las versiones, MELSOFT Navigator versiones 1.04E y posteriores, MT Works2 todas las versiones, MX Component versiones 4.00A y posteriores y MX OPC Server DA/UA todas las versiones permiten que un atacante remoto no autenticado ejecute un c\u00f3digo malicioso por RPC con una ruta a una librer\u00eda maliciosa mientras est\u00e1 conectado a los productos."}], "id": "CVE-2023-6943", "lastModified": "2026-06-17T06:51:44.177", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-6943", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2024-02-06T05:00:32.912521Z", "version": "2.0.3"}}]}, "published": "2024-01-30T09:15:47.960", "references": [{"source": "Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/vu/JVNVU95103362"}, {"source": "Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-02"}, {"source": "Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp", "tags": ["Vendor Advisory"], "url": "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-020_en.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/vu/JVNVU95103362"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "US Government Resource"], "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-02"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-020_en.pdf"}], "sourceIdentifier": "Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-470"}], "source": "Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp", "type": "Secondary"}]}