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Fencer Vulns
high 8.3

CVE-2020-14496 json

Mitsubishi Electric Multiple Factory Automation Engineering Software Products (Update A) - Permission Issues

published 2022-05-19 4 y ago modified 2026-06-17 4 mo ago also EUVD-2020-6632

cvss
8.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 58%
public exploits
0
none known

Summary

Successful exploitation of this vulnerability for multiple Mitsubishi Electric Factory Automation Engineering Software Products of various versions could allow an attacker to escalate privilege and execute malicious programs, which could cause a denial-of-service condition, and allow information to be disclosed, tampered with, and/or destroyed.

Patch / fix

  • mitsubishielectric cpu_module_logging_configuration_tool 1.106k
  • mitsubishielectric cw_configurator 1.011m
  • mitsubishielectric data_transfer 3.41t
  • mitsubishielectric em_configurator 1.015r
  • mitsubishielectric ezsocket 4.6
  • mitsubishielectric fr_configurator2 1.23z
  • mitsubishielectric gt_designer3 1.236w
  • mitsubishielectric gt_softgot1000 3.245f
  • mitsubishielectric gt_softgot2000 1.236w
  • mitsubishielectric gx_logviewer 1.106k
  • mitsubishielectric gx_works2 1.595v
  • mitsubishielectric gx_works3 1.065t
  • mitsubishielectric m_commdtm-hart 1.01b
  • mitsubishielectric m_commdtm-io-link 1.04e
  • mitsubishielectric melfa-works 4.4
  • mitsubishielectric melsoft_fielddeviceconfigurator 1.04e
  • mitsubishielectric melsoft_navigator 2.70y
  • mitsubishielectric mh11_settingtool_version2 2.003d
  • mitsubishielectric motorizer 1.010l
  • mitsubishielectric mr_configurator2 1.106l

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-20-212-02 updated cvss 8.3

ICSA-20-212-02_Mitsubishi Electric Multiple Factory Automation Engineering Software Products (Update A)

  • Mitsubishi Electric CPU Module Logging Configuration Tool <= 1.100E Mitsubishi Electric CW Configurator <= 1.010L Mitsubishi Electric Data Transfer <= 3.40S Mitsubishi Electric EZSocket <= 4.5 Mitsubishi Electric FR Configurator2 <= 1.22Y Mitsubishi Electric GT SoftGOT1000 Version3 <= 3.200J
    +25 more products
    Mitsubishi Electric GT SoftGOT2000 Version1 Bersions <= 1.235V Mitsubishi Electric GX LogViewer <= 1.100E Mitsubishi Electric GX Works2 <= 1.592S Mitsubishi Electric GX Works3 <= 1.063R Mitsubishi Electric M_CommDTM-HART 1.00A Mitsubishi Electric M_CommDTM-IO-Link <= 1.03D Mitsubishi Electric MELFA-Works <= 4.3 Mitsubishi Electric MELSEC WinCPU Setting Utility <= 1.03D, <=1.03D Mitsubishi Electric MELSOFT EM Software Development Kit (EM Configurator) <= 1.010L Mitsubishi Electric MELSOFT FieldDeviceConfigurator <= 1.03D Mitsubishi Electric MELSOFT Navigator <= 2.62Q Mitsubishi Electric MH11 SettingTool Version2 <= 2.002C Mitsubishi Electric MI Configurator <= 1.004E Mitsubishi Electric Motorizer <= 1.005F Mitsubishi Electric MR Configurator2 <= 1.105K Mitsubishi Electric MT Works2 <= 1.156N Mitsubishi Electric MX Component <= 4.19V Mitsubishi Electric Network Interface Board CC IE Control utility <= 1.29F Mitsubishi Electric Network Interface Board CC IE Field Utility <= 1.16S Mitsubishi Electric Network Interface Board CC-Link Ver.2 Utility <= 1.23Z Mitsubishi Electric Network Interface Board MNETH utility <= 34L Mitsubishi Electric PX Developer <= 1.52E Mitsubishi Electric RT ToolBox2 <= 3.72A Mitsubishi Electric RT ToolBox3 <= 1.70Y Mitsubishi Electric Setting/monitoring tools for the C Controller module (SW4PVC-CCPU) <= 4.12N
    affected: vendor fix, mitigation “Download the latest version of each software product and update it” mitsubishielectric.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
18 mo ago

Exploit prediction

0.87% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • Mitsubishi Electric CPU Module Logging Configuration Tool
  • Mitsubishi Electric CW Configurator
  • Mitsubishi Electric Data Transfer
  • Mitsubishi Electric EZSocket
  • Mitsubishi Electric FR Configurator2
  • Mitsubishi Electric GT Designer3 Version1 (GOT2000)
  • Mitsubishi Electric GT SoftGOT1000 Version3
  • Mitsubishi Electric GT SoftGOT2000 Version1
  • Mitsubishi Electric GX LogViewer
  • Mitsubishi Electric GX Works2
  • Mitsubishi Electric GX Works3
  • Mitsubishi Electric M_CommDTM-HART
  • Mitsubishi Electric M_CommDTM-IO-Link
  • Mitsubishi Electric MELFA-Works
  • Mitsubishi Electric MELSEC WinCPU Setting Utility
  • Mitsubishi Electric MELSOFT EM Software Development Kit (EM Configurator)
  • Mitsubishi Electric MELSOFT FieldDeviceConfigurator
  • Mitsubishi Electric MELSOFT Navigator
  • Mitsubishi Electric MH11 SettingTool Version2
  • Mitsubishi Electric MI Configurator
  • Mitsubishi Electric Motorizer
  • Mitsubishi Electric MR Configurator2
  • Mitsubishi Electric MT Works2
  • Mitsubishi Electric MX Component
  • Mitsubishi Electric Network Interface Board CC IE Control utility
  • Mitsubishi Electric Network Interface Board CC IE Field Utility
  • Mitsubishi Electric Network Interface Board CC-Link Ver.2 Utility
  • Mitsubishi Electric Network Interface Board MNETH utility
  • Mitsubishi Electric PX Developer
  • Mitsubishi Electric RT ToolBox2
  • Mitsubishi Electric RT ToolBox3
  • Mitsubishi Electric Setting/monitoring tools for the C Controller module

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.