Security readout for executives and security teams
Plain-English summary
This CVE is a critical remote code execution risk in specific Mitsubishi Electric and ICONICS industrial software servers. An unauthenticated attacker could send crafted network packets and run malicious code on affected GENESIS64, ICONICS Suite, GENESIS32, or MC Works64 systems.
Executive priority
Treat this as urgent for any affected operational technology environment. Remote unauthenticated code execution on industrial software can disrupt operations and may justify accelerated remediation planning.
Technical view
CVE-2022-33318 is CWE-502 deserialization of untrusted data. The CVSS 3.1 score is 9.8, with network attack vector, low complexity, no privileges, and no user interaction. Successful exploitation can compromise confidentiality, integrity, and availability.
Likely exposure
Exposure is likely limited to organizations running the listed affected versions, especially industrial, automation, or operations environments using GENESIS64, ICONICS Suite, GENESIS32, or MC Works64 servers.
Exploitation context
The provided bundle does not show active exploitation, and KEV status is false. The risk remains high because the issue is remotely reachable, unauthenticated, low-complexity, and can lead to arbitrary code execution.
Researcher notes
Evidence supports unauthenticated network RCE via untrusted deserialization, but the supplied bundle does not include exploit details, observed exploitation, or specific fixed versions. Validate only in authorized environments and rely on vendor guidance.
Mitigation direction
- Inventory affected Mitsubishi Electric and ICONICS server deployments and versions.
- Review Mitsubishi Electric, CISA, and JVN advisories for approved updates or mitigations.
- Restrict network reachability to these servers while vendor guidance is reviewed.
- Prioritize affected systems supporting operational or safety-critical processes.
Validation and detection
- Confirm product name and version against the affected ranges in the CVE record.
- Check whether GENESIS64, ICONICS Suite, GENESIS32, or MC Works64 servers are network-accessible.
- Verify remediation status against vendor, CISA, or JVN guidance.
- Document any compensating controls applied before permanent remediation.
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-2022-33318 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
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/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:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H3.95.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/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.