Security readout for executives and security teams
Plain-English summary
This vulnerability affects Mitsubishi Electric/ICONICS industrial monitoring software. A user who opens a malicious monitoring screen file could trigger arbitrary code execution. Business risk is highest where engineering or operations workstations handle project files from email, shared folders, vendors, or removable media.
Executive priority
Treat as high priority for OT environments because successful exploitation can compromise workstations used to manage monitoring systems. Urgency depends on whether affected software is present and whether users open externally supplied monitoring files.
Technical view
CVE-2022-33316 is CWE-502 deserialization of untrusted data involving malicious XAML in monitoring screen files. Affected products include GENESIS64 and ICONICS Suite 10.97 to 10.97.1, and MC Works64 4.04E and prior. CVSS 3.1 is 7.8 with local attack vector and required user interaction.
Likely exposure
Likely exposed systems are engineering, HMI, or SCADA workstations running the listed versions and used to open monitoring screen files. Internet exposure is not the main issue; file trust, operator workflow, and third-party project exchange matter more.
Exploitation context
The supplied bundle does not show CISA KEV listing or confirmed active exploitation. Exploitation requires persuading a user to load a malicious monitoring screen file, after which arbitrary code execution is possible in the affected application context.
Researcher notes
Do not assume remote network exploitation from the provided evidence. The documented path is malicious file loading with user interaction. Patch specifics are not included in the prompt, so remediation should be tied directly to Mitsubishi Electric advisory guidance.
Mitigation direction
- Check Mitsubishi Electric guidance for fixed versions or vendor-approved mitigations.
- Prioritize updates on engineering and operations workstations running affected versions.
- Restrict opening monitoring screen files from email, vendors, removable media, or untrusted shares.
- Apply least privilege to users operating affected engineering software.
- Increase monitoring for unusual execution from engineering tool directories.
Validation and detection
- Inventory GENESIS64, ICONICS Suite, and MC Works64 installations and versions.
- Confirm whether versions match the affected ranges in the advisory.
- Review workflows that allow monitoring screen files to enter operations environments.
- Verify vendor patches or mitigations are applied according to Mitsubishi Electric guidance.
- Check endpoint logs for suspicious child processes from affected applications.
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-2022-33316 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.