CVE-2023-2060 Authentication bypass vulnerability in MELSEC iQ-R Series / iQ-F Series EtherNet/IP Modules

High 7.5 Published 2 Jun 2023 Updated 5 Mar 2025

Remote attackers can bypass authentication on Mitsubishi EtherNet/IP modules via weak FTP passwords, gaining unauthorized access to the device.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-2060?

CVE-2023-2060 is a high-severity vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series EtherNet/IP module FX5-ENET/IP, published on 2 Jun 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Weak Password Requirements 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 access to the module via FTP by dictionary attack or password sniffing.

Weakness: CWE-521

Which versions are affected by CVE-2023-2060?

It affects 4 products.

Products include Mitsubishielectric Fx5-Enet\/Ip Firmware, Mitsubishielectric Rj71eip91 Firmware, Mitsubishielectric Sw1dnn-Eipct-Bd Firmware, Mitsubishielectric Sw1dnn-Eipctfx5-Bd Firmware.

How do I fix CVE-2023-2060?

No fix has been published for CVE-2023-2060 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-2060 being exploited?

There is no known exploitation of CVE-2023-2060 in the wild and no public exploit code.

Sources

Also known as GHSA-gvw9-rpj5-44vg.