Auth bypass in Hitachi Virtual Storage Platform 5100, 5500, 5100h, 5500h, 5200, 5600, 5200h, 5600h

CVE-2025-2902

Improper Authorization Vulnerability of Maintenance Utility in Hitachi Virtual Storage Platform. This issue affects Hitachi Virtual Storage Platform E390, E590, E790, E990, E1090, E390H, E590H, E790H, E1090H: before DKCMAIN Ver. 93-07-26-xx/00, GUM Ver. 93-07-26/00; Hitachi Virtual Storage Platform 5100, 5500, 5100H, 5500H, 5200, 5600, 5200H, 5600H: before DKCMAIN Ver. 90-09-27-00/00, GUM Ver. 90-09-27/00; Hitachi Virtual Storage Platform G130, G150, G350, G370, G700, G900, F350, F370, F700, F900: before DKCMAIN Ver. 88-08-16-xx/00, GUM Ver. 88-08-20/00.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (26.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-2902: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-2902?
CVE-2025-2902 is a high-severity vulnerability in Hitachi Virtual Storage Platform 5100, 5500, 5100h, 5500h, 5200, 5600, 5200h, 5600h, classified under Missing Authorization. CVSS score: 8.3/10. Published 2026-06-29.
How severe is CVE-2025-2902?
High severity. CVSS v3 base score is 8.3 out of 10.