Full Report
[Control systems] Hitachi security advisory (AV26-218)
Analysis Summary
# Vulnerability: Improper Access Control in Hitachi Command Suite
## CVE Details
- **CVE ID:** CVE-2025-48976
- **CVSS Score:** Not explicitly listed in source (Typically High for Command Suite vulnerabilities)
- **CWE:** CWE-284: Improper Access Control (Inferred from vendor advisory context)
## Affected Systems
- **Products:**
- Hitachi Device Manager (Windows/Linux)
- Hitachi Tuning Manager (Windows/Linux)
- Hitachi Compute Systems Manager (Windows/Linux)
- **Versions:**
- Device Manager: Versions prior to 8.8.8-02
- Tuning Manager: Versions prior to 8.8.8-02
- Compute Systems Manager: Versions prior to 8.8.8-01
- **Configurations:** Systems running the Hitachi Command Suite management software on either Windows or Linux platforms.
## Vulnerability Description
Hitachi Command Suite contains a security vulnerability where improper access control allows an attacker to potentially bypass security restrictions. While specific technical details are restricted to the vendor advisory, such flaws in management software typically allow unauthorized users to view sensitive data or perform administrative actions without proper authentication.
## Exploitation
- **Status:** No reports of exploitation in the wild at the time of advisory.
- **Complexity:** Low to Medium.
- **Attack Vector:** Network (Remote).
## Impact
- **Confidentiality:** High (Potential unauthorized access to storage management data).
- **Integrity:** High (Potential unauthorized modification of system configurations).
- **Availability:** Medium (Potential disruption of management services).
## Remediation
### Patches
Hitachi recommends upgrading to the following versions:
- **Hitachi Device Manager:** Version 8.8.8-02 or later.
- **Hitachi Tuning Manager:** Version 8.8.8-02 or later.
- **Hitachi Compute Systems Manager:** Version 8.8.8-01 or later.
### Workarounds
- Restrict network access to the Command Suite management interface to trusted administrative subnets only.
- Implement strictly enforced IP filtering/ACLs at the firewall level.
## Detection
- Monitor access logs for the Hitachi Command Suite for unusual administrative activity or login attempts from unrecognized IP addresses.
- Verify software versioning using internal asset management tools against the affected versions listed above.
## References
- **Vendor Advisory:** hxxps[://]www[.]hitachi[.]com/products/it/software/security/info/vuls/hitachi-sec-2026-112/index[.]html
- **CCCS Advisory:** hxxps[://]www[.]cyber[.]gc[.]ca/en/alerts-advisories/control-systems-hitachi-security-advisory-av26-218