CVE-2020-14523

highpriority · track · 40EPSS 0.023 · 83 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

2.25% (83rd) EPSS

CVSS 7.5 · high

Is it mine?

56 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · cisa_csaf_ot

EPSS · scored 2026-10-27

Multiple Mitsubishi Electric Factory Automation products have a vulnerability that allows an attacker to execute arbitrary code.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a mitigation is available.

MitigationCW Configuratorcisa_csaf_ot
Install an antivirus software in computers using the products. Except for MELSEC iQ-R Series Motion Module.
MitigationFR Configurator2cisa_csaf_ot
Install an antivirus software in computers using the products. Except for MELSEC iQ-R Series Motion Module.
MitigationGX Works2cisa_csaf_ot
Install an antivirus software in computers using the products. Except for MELSEC iQ-R Series Motion Module.
MitigationGX Works3cisa_csaf_ot
Install an antivirus software in computers using the products. Except for MELSEC iQ-R Series Motion Module.
MitigationMELSEC iQ-R Series Motion Modulecisa_csaf_ot
Install an antivirus software in computers using the products. Except for MELSEC iQ-R Series Motion Module.
MitigationMELSOFT Navigatorcisa_csaf_ot
Install an antivirus software in computers using the products. Except for MELSEC iQ-R Series Motion Module.
MitigationMELSOFT iQ AppPortalcisa_csaf_ot
Install an antivirus software in computers using the products. Except for MELSEC iQ-R Series Motion Module.
MitigationMI Configurator versionscisa_csaf_ot
Install an antivirus software in computers using the products. Except for MELSEC iQ-R Series Motion Module.
MitigationMR Configurator2 Versioncisa_csaf_ot
Install an antivirus software in computers using the products. Except for MELSEC iQ-R Series Motion Module.
MitigationMT Works2 Versionscisa_csaf_ot
Install an antivirus software in computers using the products. Except for MELSEC iQ-R Series Motion Module.
MitigationMX Component Versioncisa_csaf_ot
Install an antivirus software in computers using the products. Except for MELSEC iQ-R Series Motion Module.
MitigationRT ToolBox3 Versionscisa_csaf_ot
Install an antivirus software in computers using the products. Except for MELSEC iQ-R Series Motion Module.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.08.3highCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:Hsecondary · CISA US

v3.18.3highCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:Hsecondary · ENISA EU

v3.18.3highCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:Hsecondary · ics-cert@hq.dhs.gov USexploitability 1.6 · impact 6

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-22USprimaryCWE-22US

affected products (56)

Products and version ranges known to be affected.

CW Configurator: Versions 1.010L and priorall versionscisa_csaf_otUS
FR Configurator2: Versions 1.22Y and priorall versionscisa_csaf_otUS
GX Works2: Versions 1.595V and priorall versionscisa_csaf_otUS
GX Works3: Versions 1.063R and priorall versionscisa_csaf_otUS
MELSEC iQ-R Series Motion Module: Versions 10 and priorall versionscisa_csaf_otUS
MELSOFT Navigator: 2.70Y and priorall versionscisa_csaf_otUS
MELSOFT iQ AppPortal: Version 1.17T and priorall versionscisa_csaf_otUS
MI Configurator versions: 1.004E and priorall versionscisa_csaf_otUS
MR Configurator2 Version: 1.110Q and priorall versionscisa_csaf_otUS
MT Works2 Versions: 1.156N and priorall versionscisa_csaf_otUS
MX Component Version: 4.20W and priorall versionscisa_csaf_otUS
RT ToolBox3 Versions: 1.70Y and priorall versionscisa_csaf_otUS
Mitsubishi Electric CW Configurator≤ 1.010Lcisa_csaf_otUS
Mitsubishi Electric FR Configurator2≤ 1.22Ycisa_csaf_otUS
Mitsubishi Electric GX Works2≤ 1.595Vcisa_csaf_otUS
Mitsubishi Electric GX Works3≤ 1.063Rcisa_csaf_otUS
Mitsubishi Electric MELSEC iQ-R Series Motion Module≤ 10cisa_csaf_otUS
Mitsubishi Electric MELSOFT Navigator≤ 2.70Ycisa_csaf_otUS
Mitsubishi Electric MELSOFT iQ AppPortal≤ 1.17Tcisa_csaf_otUS
Mitsubishi Electric MI Configurator versions≤ 1.004Ecisa_csaf_otUS

showing 20 of 56

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-20-212-03Mitsubishi Electric Factory Automation Products Path Traversal (Update C)2020-07-30icsa · cisa_csaf_otUS
Successful exploitation of this vulnerability may allow an attacker to obtain unauthorized information, tamper the information, and cause a denial-of-service condition.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisa_csaf_ot NVD CVE.org MITRE

published 2022-02-11modified 2026-06-17

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+12524 more

references (13)

External citations — patches, advisories, analysis.

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