What is CVE-2023-6538?

CVE-2023-6538 is a high-severity vulnerability in Hitachi System Management Unit, classified under Improper Authorization. CVSS score: 7.6/10. Published 2023-12-11.

How severe is CVE-2023-6538?

High severity. CVSS v3 base score is 7.6 out of 10.

Is CVE-2023-6538 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Hitachi System Management Unit

CVE-2023-6538

SMU versions prior to 14.8.7825.01 are susceptible to unintended information disclosure, through URL manipulation. Authenticated users in Storage, Server or combined Server+Storage administrative roles are able to access SMU configuration backup, that would normally be barred to those specific administrative roles.

EPSS: 0.016 (73.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L.

Affected products

Weakness classification (CWE)

CWE-285 — Improper Authorization

Public proof-of-concept exploits

References

security.vulnerabilities@hitachivantara.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-6538?: CVE-2023-6538 is a high-severity vulnerability in Hitachi System Management Unit, classified under Improper Authorization. CVSS score: 7.6/10. Published 2023-12-11.
How severe is CVE-2023-6538?: High severity. CVSS v3 base score is 7.6 out of 10.
Is CVE-2023-6538 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.