Skip to main content

Fx5 Enet Ip Firmware CVE-2023-2062

MEDIUM
Missing Password Field Masking (CWE-549)
2023-06-02 Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jp
Authentication Bypass Fx5 Enet Ip Firmware Sw1Dnn Eipct Bd Firmware Rj71Eip91 Firmware Sw1Dnn Eipctfx5 Bd Firmware Mitsubishielectric
6.2
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
CWE-549
Impact

CVSS score of 6.2 (MEDIUM). Attack characteristics: local attack vector, low complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived

Successful exploitation could compromise the medium-severity affected system.
This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.3% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

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. Rated medium severity (CVSS 6.2), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Sign in to check
Technical ContextAI · show details

This vulnerability is classified under CWE-549. 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 include: Mitsubishielectric Fx5-Enet\/Ip Firmware, Mitsubishielectric Sw1Dnn-Eipct-Bd Firmware, Mitsubishielectric Rj71Eip91 Firmware, Mitsubishielectric Sw1Dnn-Eipctfx5-Bd Firmware.

Know when Fx5 Enet Ip Firmware gets its next vulnerability

  • Watch products and get an email when something new is published
  • Check this CVE against your own stack and servers
  • Exploit and PoC references, threat intelligence from 22 sources
Continue with Google Continue with GitHub

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 6.2 MEDIUM
AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

DescriptionNVD

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.

Threat Intelligence Overview

EPSS Score
0.3%
Top 75% exploitable
Data Quality
2 sources
Confidence: Low
NVD CVE.org EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.3%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

31
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +31
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication Bypass CRITICAL

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)NVD

cpe:2.3:o:mitsubishielectric:fx5-enet\/ip_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:sw1dnn-eipct-bd_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:rj71eip91_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishielectric:sw1dnn-eipctfx5-bd_firmware:-:*:*:*:*:*:*:*

More in Fx5 Enet Ip Firmware

View all
CVE-2020-16226 CRITICAL
9.8 Oct 05

Multiple Mitsubishi Electric products are vulnerable to impersonations of a legitimate device by a malicious actor, whic
CVE-2023-2061 HIGH
7.5 Jun 02

Use of Hard-coded Password vulnerability in FTP function on Mitsubishi Electric Corporation MELSEC iQ-R Series EtherNet/
CVE-2023-2060 HIGH
7.5 Jun 02

Weak Password Requirements vulnerability in FTP function on Mitsubishi Electric Corporation MELSEC iQ-R Series EtherNet/
CVE-2023-0457 HIGH
7.5 Mar 03

Plaintext Storage of a Password vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series, MELSEC iQ-R Series,
CVE-2023-2063 HIGH
7.3 Jun 02

Unrestricted Upload of File with Dangerous Type vulnerability in FTP function on Mitsubishi Electric Corporation MELSEC

Same weakness CWE-549 – Missing Password Field Masking

View all
CVE-2022-22550 MEDIUM
6.7
CVE-2025-42904 MEDIUM
6.5
CVE-2023-1763 MEDIUM
6.5
CVE-2025-31727 MEDIUM
5.5
CVE-2025-31728 MEDIUM
5.5
CVE-2024-10122 MEDIUM
5.1
CVE-2022-20914 MEDIUM
4.9
CVE-2026-3314 MEDIUM
4.6

Same technique Authentication Bypass

View all
CVE-2015-3306 CRITICAL POC
10.0
CVE-2023-22515 CRITICAL POC
9.8
CVE-2012-4681 CRITICAL POC
9.8
CVE-2013-2465 CRITICAL POC
9.8
CVE-2011-3544 CRITICAL POC
9.8
CVE-2022-40684 CRITICAL POC
9.8
CVE-2025-61882 CRITICAL POC
9.8
CVE-2024-0012 CRITICAL POC
9.3

References

Advisories & patches
ADVISORY https://www.mitsubishielectric.co.jp/psirt/vulnerability/pdf/2023-004.pdf REF https://jvn.jp/vu/JVNVU92908006 REF https://www.cisa.gov/news-events/ics-advisories/icsa-23-157-02

Search Externally

GitHub PoC Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC
Back

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy