CVE-2023-5275

mediumpriority · track · 19EPSS 0.003 · 19 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.27% (19th) EPSS

CVSS 4.7 · medium

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

Improper Input Validation vulnerability in simulation function of GX Works2 allows an attacker to cause a denial-of-service (DoS) condition on the function by sending specially crafted packets. However, the attacker would need to send the packets from within the same personal computer where the function is running.

remediations

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

No vendor fix yet; a mitigation is available.

MitigationGX Works2cisa_csaf_ot
Mitsubishi Electric recommends that customers take the following mitigation measures to minimize the risk of exploiting this vulnerability:

cvss

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

4.7

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 2.5–4.7

v3.14.7mediumCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 1 · impact 3.6

v3.12.9lowCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:Lsecondary · CISA US

v3.12.5lowCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:Lsecondary · ENISA EU

v3.12.5lowCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:Lsecondary · Mitsubishielectric.Psirt@yd.MitsubishiElectric.co.jpexploitability 1 · impact 1.4

v3.14.3mediumCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimaryCWE-20US

affected products (4)

Products and version ranges known to be affected.

GX Works2: vers:all/*all versionscisa_csaf_otUS
Mitsubishi Electric Corporation GX Works2≤ vers:all/*cisa_csaf_otUS
Mitsubishi Electric Corporation GX Works2≤ all versionsenisa_euvdEU
mitsubishielectric gx works2all versionsnvdUScpe:2.3:a:mitsubishielectric:gx_works2:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-23-331-03Mitsubishi Electric GX Works22023-11-28icsa · cisa_csaf_otUS
Successful exploitation of these vulnerabilities could allow a Denial-of-service (DoS) due to improper input validation in the simulation function of GX Works2 by sending specially crafted packets.

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 NVD CVE.org MITRE

published 2023-11-30modified 2026-06-17

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references (9)

External citations — patches, advisories, analysis.

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