CVE-2022-33319
criticalpriority · track · 37EPSS 0.017 · 77 %ileEUUSEPSS · scored 2026-10-27
Out-of-bounds Read vulnerability in Mitsubishi Electric GENESIS64 versions 10.97 to 10.97.1, Mitsubishi Electric Iconics Digital Solutions GENESIS64 versions 10.97 to 10.97.1, Mitsubishi Electric ICONICS Suite versions 10.97 to 10.97.1, Mitsubishi Electric Iconics Digital Solutions ICONICS Suite versions 10.97 to 10.97.1, Mitsubishi Electric GENESIS32 versions 9.7 and prior, Mitsubishi Electric Iconics Digital Solutions GENESIS32 versions 9.7 and prior, and Mitsubishi Electric MC Works64 versions 4.04E and prior allows a remote unauthenticated attacker to disclose information on memory or cause a Denial of Service (DoS) condition by sending specially crafted packets to the GENESIS64, ICONICS Suite, GENESIS32, or MC Works64 server.
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- FixedGENESIS32cisa_csaf_ot
Additional information and useful links are found on Mitsubishi Electric's security advisory.
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-008_en.pdf - FixedGENESIS32cisa_csaf_ot
Additional information and useful links are found on the ICONICS GENESIS64 security updates page.
https://iconics.com/en-us/About/Security/CERT - FixedGENESIS64cisa_csaf_ot
Additional information and useful links are found on the ICONICS GENESIS64 security updates page.
https://iconics.com/en-us/About/Security/CERT - FixedGENESIS64cisa_csaf_ot
For Users using GENESIS64 and ICONICS Suite Version 10.97, please download and update to "10.97 Critical Fixes Rollup 4" from the ICONICS Community Portal (https://iconicsinc.my.site.com/community/s/software-update/a355a000003O4zLAAS/1097-critical-fixes-rollup-4), a web site operated by ICONICS. To download it, you need to create an account on this site and then enter a Support WorX Plan Number described in "SupportWorX License Information", which is shipped with the product.
https://iconicsinc.my.site.com/community/s/software-update/a355a000003O4zLAAS/1097-critical-fixes-rollup-4 - FixedICONICS Suitecisa_csaf_ot
Additional information and useful links are found on the ICONICS GENESIS64 security updates page.
https://iconics.com/en-us/About/Security/CERT - FixedICONICS Suitecisa_csaf_ot
For Users using GENESIS64 and ICONICS Suite Version 10.97, please download and update to "10.97 Critical Fixes Rollup 4" from the ICONICS Community Portal (https://iconicsinc.my.site.com/community/s/software-update/a355a000003O4zLAAS/1097-critical-fixes-rollup-4), a web site operated by ICONICS. To download it, you need to create an account on this site and then enter a Support WorX Plan Number described in "SupportWorX License Information", which is shipped with the product.
https://iconicsinc.my.site.com/community/s/software-update/a355a000003O4zLAAS/1097-critical-fixes-rollup-4 - FixedMC Works64cisa_csaf_ot
Additional information and useful links are found on Mitsubishi Electric's security advisory.
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-008_en.pdf - MitigationGENESIS32cisa_csaf_ot
For customers of products that do not have a fixed version or who cannot immediately update the product, Mitsubishi Electric recommends avoiding clicking on web links in e-mails from unreliable sources. Also, do not open attachments to untrusted emails, to minimize the risk of exploiting this vulnerability.
- MitigationGENESIS64cisa_csaf_ot
For customers of products that do not have a fixed version or who cannot immediately update the product, Mitsubishi Electric recommends avoiding clicking on web links in e-mails from unreliable sources. Also, do not open attachments to untrusted emails, to minimize the risk of exploiting this vulnerability.
- MitigationICONICS Suitecisa_csaf_ot
For customers of products that do not have a fixed version or who cannot immediately update the product, Mitsubishi Electric recommends avoiding clicking on web links in e-mails from unreliable sources. Also, do not open attachments to untrusted emails, to minimize the risk of exploiting this vulnerability.
- MitigationMC Works64cisa_csaf_ot
For customers of products that do not have a fixed version or who cannot immediately update the product, Mitsubishi Electric recommends avoiding clicking on web links in e-mails from unreliable sources. Also, do not open attachments to untrusted emails, to minimize the risk of exploiting this vulnerability.
- No fix plannedGENESIS32cisa_csaf_ot
There are no plans to release a security update for GENESIS32. Please refer to the Mitsubishi Electric security advisory and take the actions mentioned there.
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-008_en.pdf - No fix plannedMC Works64cisa_csaf_ot
There are no plans to release a security update for MC Works64. Please refer to the Mitsubishi Electric security advisory and take the actions mentioned there.
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-008_en.pdf
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 8.2–9.1
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (21)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- ICSA-22-202-04ICONICS Suite and Mitsubishi Electric MC Works64 Products (Update C)2022-07-26icsa · cisa_csaf_otUS
CISA recommends users take defensive measures to minimize the exploitation risk of this vulnerability.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (12)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2022-33319/cnnvd
- https://jvn.jp/vu/JVNVU96480474/index.htmlcnnvd
- https://us-cert.cisa.gov/ics/advisories/icsa-22-202-04cnnvd
- https://www.cisa.gov/news-events/ics-advisories/icsa-22-202-04cnnvd
- https://www.cybersecurity-help.cz/vdb/SB2022072542cnnvd
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-008_en.pdfcnnvd
- https://jvn.jp/vu/JVNVU96480474/index.htmlenisa_euvd
- https://www.cisa.gov/news-events/ics-advisories/icsa-22-202-04enisa_euvd
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