CVE-2022-25164
highpriority · track · 30OT risk · elevatedEPSS 0.009 · 58 %ileEURUUSEPSS · scored 2026-10-27
Cleartext Storage of Sensitive Information vulnerability in Mitsubishi Electric GX Works3 versions from 1.000A to 1.095Z and Mitsubishi Electric MX OPC UA Module Configurator-R versions 1.08J and prior allows a remote unauthenticated attacker to disclose sensitive information. As a result, unauthenticated attackers can gain unauthorized access to the MELSEC CPU module and the MELSEC OPC UA server module.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- FixedGX Works3cisa_csaf_ot
GX Works3:
- FixedMX OPC UA Module Configurator-Rcisa_csaf_ot
MX OPC UA Module Configurator-R:
- MitigationGX Works3cisa_csaf_ot
Encrypt project files and security keys when sending or receiving over the Internet.
- MitigationMX OPC UA Module Configurator-Rcisa_csaf_ot
Encrypt project files and security keys when sending or receiving over the Internet.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.9–8.6
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (19)
Products and version ranges known to be affected.
- mitsubishielectric gx works31.000a → 1.011mnvdUScpe:2.3:a:mitsubishielectric:gx_works3:*:*:*:*:*:*:*:*
- mitsubishielectric gx works31.015r → 1.086qnvdUScpe:2.3:a:mitsubishielectric:gx_works3:*:*:*:*:*:*:*:*
- mitsubishielectric mx opc ua module configurator-rall versionsnvdUScpe:2.3:a:mitsubishielectric:mx_opc_ua_module_configurator-r:*:*:*:*:*:*:*:*
advisories (1)
Vendor and ecosystem advisories describing this.
- ICSA-22-333-05Mitsubishi Electric FA Engineering Software (Update C)2022-12-05icsa · cisa_csaf_otUS
Successful exploitation of these vulnerabilities could allow unauthorized users to gain access to the MELSEC iQ-R/F/L series CPU modules and the MELSEC iQ-R series OPC UA server module or to view and execute programs or view project files without permissions.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (11)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2022-25164/cnnvd
- https://jvn.jp/vu/JVNVU97244961/index.htmlcnnvd
- https://www.auscert.org.au/bulletins/ESB-2022.6240cnnvd
- https://www.cisa.gov/uscert/ics/advisories/icsa-22-333-05cnnvd
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-015_en.pdfcnnvd
- https://jvn.jp/vu/JVNVU97244961/index.htmlenisa_euvd
- https://www.cisa.gov/uscert/ics/advisories/icsa-22-333-05enisa_euvd
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-015_en.pdfenisa_euvd
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