HOMEVULNERABILITIESCVE-2023-2062
MEDIUM

CVE-2023-2062

CWE-549Published: June 2, 2023· Updated: Jun 17, 2026

6.2
CVSS v3.1

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.

NVD Source

Technical Analysis

CVE-2023-2062 requires local access, meaning attackers must already have a foothold on the target system.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 6.2.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Vendors & Products

mitsubishielectric8 product(s)
fx5-enet\/ip firmwarefx5-enet\/ipsw1dnn-eipct-bd firmwaresw1dnn-eipct-bdrj71eip91 firmwarerj71eip91sw1dnn-eipctfx5-bd firmwaresw1dnn-eipctfx5-bd
Source: NVD CPE · 8 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://jvn.jp/vu/JVNVU92908006
ADVISORYhttps://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2023-004.pdf
ADVISORYhttps://jvn.jp/vu/JVNVU92908006
ADVISORYhttps://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2023-004.pdf

All References (5)

→
https://jvn.jp/vu/JVNVU92908006Third Party Advisory
→
https://www.cisa.gov/news-events/ics-advisories/icsa-23-157-02
→
https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2023-004.pdfVendor Advisory
→
https://jvn.jp/vu/JVNVU92908006Third Party Advisory
→
https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2023-004.pdfVendor Advisory

Quick Facts

CVE IDCVE-2023-2062
CVSS Score6.2 / 10
SeverityMEDIUM
WeaknessCWE-549
CISA KEVNo
Affected1 vendor(s)
PublishedJun 2, 2023

Related CVEs (CWE-549)

CVE-2023-49106
7.5
CVE-2022-22550
6.7
CVE-2023-1763
6.5
CVE-2025-31727
5.5
CVE-2025-31728
5.5
CVE-2022-20914
4.9

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2023-2062 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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