Security readout for executives and security teams
Plain-English summary
This flaw affects Mitsubishi Electric and ICONICS industrial monitoring servers. A remote unauthenticated attacker could send crafted network traffic that may leak memory information or crash the server, disrupting operations that depend on these systems.
Executive priority
Treat this as a high-priority OT availability risk. It is remotely reachable without authentication and can cause denial of service, but current provided evidence does not establish active exploitation.
Technical view
CVE-2022-33319 is a CWE-125 out-of-bounds read in listed GENESIS64, ICONICS Suite, GENESIS32, and MC Works64 versions. CVSS 3.1 is 8.2, with network attack vector, low complexity, no privileges, no user interaction, low confidentiality impact, and high availability impact.
Likely exposure
Exposure is most likely where affected GENESIS64, ICONICS Suite, GENESIS32, or MC Works64 servers are reachable over networks accessible to attackers or less-trusted segments.
Exploitation context
The provided sources describe remote unauthenticated exploitation potential through specially crafted packets. They do not show CISA KEV listing or cited evidence of active exploitation.
Researcher notes
Focus validation on exact product/version matching and reachable server components. The bundle does not provide exploit details or a named patch level, so remediation should be tied to Mitsubishi Electric, CISA, and JVN advisories.
Mitigation direction
- Review Mitsubishi Electric PSIRT advisory 2022-008 for product-specific fixes or workarounds.
- Use CISA ICSA-22-202-04 and JVN guidance to confirm remediation direction.
- Prioritize affected servers reachable from untrusted or business networks.
- Track remediation through change control for operational technology systems.
Validation and detection
- Inventory deployments of the affected Mitsubishi Electric and ICONICS products and versions.
- Confirm whether servers run versions listed as affected in the CVE record.
- Map network reachability to affected servers from untrusted or lower-trust segments.
- Verify vendor advisory remediation status after applying updates or mitigations.
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-125: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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-2022-33319 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
- 8.2 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/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:L/I:N/A:H3.94.2Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.2HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/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.
Out-of-bounds Read
Out-of-bounds Read represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.