CVE-2023-2063 - CVE House

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Status published Medium CVE-2023-2063

Information disclosure, tampering, deletion and destruction vulnerability in MELSEC iQ-R Series / iQ-F Series EtherNet/IP Modules

6.3 CVSS

Vulnerability Description

Unrestricted Upload of File with Dangerous Type vulnerability in FTP function on Mitsubishi Electric Corporation MELSEC iQ-R Series EtherNet/IP module RJ71EIP91 and MELSEC iQ-F Series EtherNet/IP module FX5-ENET/IP allows a remote unauthenticated attacker to cause information disclosure, tampering, deletion or destruction via file upload/download. As a result, the attacker may be able to exploit this for further attacks.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Mitsubishi Electric Corporation

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Affected Software

MELSEC iQ-R Series EtherNet/IP module RJ71EIP91, MELSEC iQ-F Series EtherNet/IP module FX5-ENET/IP

Vulnerable Versions:

all versions

Timeline

Official Publish: June 2nd, 2023

Last Modified: March 5th, 2025

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1505.003 Web Shell

T1105 Ingress Tool Transfer

Command and Control

T1059 Command and Scripting Interpreter

T1565.002 Stored Data Manipulation