What is the CVSS score of CVE-2023-6538?

CVE-2023-6538 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 1.6%.

Is there a public PoC exploit available for CVE-2023-6538?

Yes, a public proof-of-concept exploit is available for CVE-2023-6538. Prioritise patching immediately. EPSS: 1.6%.

System Management Unit Firmware CVE-2023-6538

MEDIUM

Improper Authorization (CWE-285)

2023-12-11 security.vulnerabilities@hitachivantara.com

Information Disclosure Authentication Bypass System Management Unit Firmware

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Dec 11, 2023 - 18:15 nvd

MEDIUM 6.5

DescriptionNVD

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.

AnalysisAI

SMU versions prior to 14.8.7825.01 are susceptible to unintended information disclosure, through URL manipulation. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-285. 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. Affected products include: Hitachi System Management Unit Firmware. Version information: prior to 14.8.7825.01.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.