Security readout for executives and security teams
Plain-English summary
CVE-2022-2277 can make affected Hitachi Energy MicroSCADA X SYS600 systems unavailable when their ICCP function handles certain future-dated data item updates during communication setup. The business impact is operational disruption, not data theft. Exposure is narrower because ICCP is not configured or enabled by default.
Executive priority
Treat as high priority for utilities or industrial sites using SYS600 ICCP links, especially where availability affects dispatch, monitoring, or control workflows. Do not assume exposure exists unless ICCP is enabled on affected versions.
Technical view
The issue is improper input validation in the SYS600 ICCP stack during ICCP communication establishment. A network attacker needs no privileges or user interaction under the CVSS vector and can trigger high availability impact. Affected versions are MicroSCADA X SYS600 10.2, 10.2.1, 10.3, and 10.3.1.
Likely exposure
Organizations are likely exposed only if they run listed SYS600 versions and have ICCP configured and enabled for remote ICCP communication. Environments without ICCP enabled are less likely to be affected based on the source description.
Exploitation context
The provided sources do not show confirmed active exploitation, and the CVE is not marked KEV. The vulnerability is network-reachable with low attack complexity when ICCP is enabled, so internet or poorly segmented operational technology exposure would increase urgency.
Researcher notes
Evidence supports a denial-of-service condition tied to future-dated data item updates forwarded through ICCP. The source bundle does not include exploit evidence or a specific fixed version. Avoid testing with live operational peers without vendor guidance and change approval.
Mitigation direction
- Check Hitachi Energy advisory for supported fixes or vendor-approved mitigations.
- Confirm ICCP is disabled where it is not operationally required.
- Restrict ICCP access to trusted operational peers only.
- Prioritize remediation for SYS600 systems supporting critical control-room operations.
- Monitor SYS600 availability and ICCP-related fault events.
Validation and detection
- Inventory MicroSCADA X SYS600 deployments and record exact versions.
- Verify whether ICCP is configured and enabled on each SYS600 instance.
- Identify remote ICCP peers and network paths to affected systems.
- Review logs for ICCP communication failures or unexplained SYS600 availability events.
- Confirm remediation status against Hitachi Energy guidance.
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-1284: 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-2022-2277 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
- 7.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/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:N/I:N/A:H3.93.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://publisher.hitachienergy.com/preview?DocumentID=8DBD000106&LanguageCode=en&DocumentPartId=&Action=LaunchCVE reference · vendor-advisory
- https://search.abb.com/library/Download.aspx?DocumentID=8DBD000106&LanguageCode=en&DocumentPartId=&Action=LaunchCVE reference · x_refsource_CONFIRM, x_transferred
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.
Improper Validation of Specified Quantity in Input
Improper Validation of Specified Quantity in Input represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.