Vulnerability · Published Jun 2, 2023 · Assigned by Mitsubishi

CVE-2023-2062Information Disclosure vulnerability in EtherNet/IP Configuration tools

Medium 6.2

In plain English

A medium-severity security flaw in EtherNet/IP Configuration tool for FX5-ENET/IP SW1DNN-EIPCTFX5-BD from Mitsubishi Electric Corporation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 26% of all known vulnerabilities).

Severity (CVSS 3.1)6.2Medium

Exploit odds (30 days)0.3%top 73.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Missing Password Field Masking vulnerability in Mitsubishi Electric Corporation EtherNet/IP configuration tools SW1DNN-EIPCT-BD and SW1DNN-EIPCTFX5-BD allows a remote unauthenticated attacker to know the password for MELSEC iQ-R Series EtherNet/IP module RJ71EIP91 and MELSEC iQ-F Series EtherNet/IP module FX5-ENET/IP. This vulnerability results in authentication bypass vulnerability, which allows the attacker to access MELSEC iQ-R Series EtherNet/IP module RJ71EIP91 and MELSEC iQ-F Series EtherNet/IP module FX5-ENET/IP via FTP.

Affected products (as reported)

Vendor	Product	Versions
Mitsubishi Electric Corporation	EtherNet/IP Configuration tool for RJ71EIP91 SW1DNN-EIPCT-BD	Software version "1.01B" and prior
Mitsubishi Electric Corporation	EtherNet/IP Configuration tool for FX5-ENET/IP SW1DNN-EIPCTFX5-BD	Software version "1.01B" and prior

Weakness: CWE-549 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References

https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2023-004.pdf vendor-advisory
https://jvn.jp/vu/JVNVU92908006 government-resource
https://www.cisa.gov/news-events/ics-advisories/icsa-23-157-02 government-resource