Security readout for executives and security teams
Plain-English summary
This flaw affects specific Mitsubishi Electric and ICONICS industrial software versions. A malicious project configuration file could cause code execution when a user loads it. Business risk is highest where engineering or operations staff exchange project files for SCADA/HMI environments.
Executive priority
Prioritize remediation for operational technology environments where these products support critical monitoring or control workflows. The issue needs user interaction, but successful exploitation could affect confidentiality, integrity, and availability on the target system.
Technical view
CVE-2022-33320 is CWE-502 deserialization of untrusted data in GENESIS64, ICONICS Suite, and MC Works64. The CVSS 3.1 score is 7.8. Attack complexity is low, privileges are not required, but local access and user interaction are required.
Likely exposure
Exposure is likely limited to organizations running GENESIS64 10.97 to 10.97.1, ICONICS Suite 10.97 to 10.97.1, or MC Works64 4.04E and prior, especially on engineering workstations or systems where project configuration files are imported.
Exploitation context
The source bundle does not state active exploitation, and this CVE is not marked KEV. The described scenario requires convincing a user to load a malicious XML-containing project configuration file, after which arbitrary code execution may occur.
Researcher notes
Focus validation on version identification, project-file ingestion paths, and trust boundaries around XML project configuration files. Avoid assuming remote network exploitation; the CVSS vector is local with required user interaction and no privileges.
Mitigation direction
- Check Mitsubishi Electric advisory 2022-008 for official update and mitigation guidance.
- Inventory affected GENESIS64, ICONICS Suite, and MC Works64 installations.
- Restrict loading project configuration files to trusted, verified sources.
- Apply vendor-supplied fixed versions or mitigations where applicable.
- Review file-sharing workflows for engineering and operations teams.
Validation and detection
- Confirm installed product names and versions against the affected version ranges.
- Verify whether vendor-recommended updates or mitigations are applied.
- Review recent imports of project configuration files from external sources.
- Check whether users can load untrusted project files on critical workstations.
- Confirm controls limit exposure of engineering systems to untrusted files.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-502: Code execution behavior lookup
Code execution and unsafe deserialization weaknesses often justify reviewing execution behavior and process telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2022-33320 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 7.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H1.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.8HighVector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2022-008_en.pdfCVE reference · vendor-advisory
- https://jvn.jp/vu/JVNVU96480474/index.htmlCVE reference · government-resource
- https://www.cisa.gov/news-events/ics-advisories/icsa-22-202-04CVE reference · government-resource
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Deserialization of Untrusted Data
Deserialization of Untrusted Data represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.