CVE-2026-2460
Received
Received - Intake
Unauthorized Directory Access via DAC Protocol in REB
Publication date: 2026-02-24
Last updated on: 2026-02-26
Assigner: Hitachi Energy
Description
Description
A vulnerability exists in REB500 for an authenticated user with low-level privileges to access and alter the content of directories by using the DAC protocol that the user is not authorized to do so.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| hitachienergy | reb500_firmware | to 8.3.3.1 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-267 | A particular privilege, role, capability, or right can be used to perform unsafe actions that were not intended, even when it is assigned to the correct entity. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in REB500 and allows an authenticated user with low-level privileges to access and modify the contents of directories using the DAC protocol, even though the user is not authorized to do so.
How can this vulnerability impact me? :
The vulnerability can lead to unauthorized access and alteration of directory contents by users who should not have such permissions, potentially compromising data integrity and security within the affected system.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know
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