How severe is CVE-2023-51438?

CVE-2023-51438 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-51438 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-51438?

CVE-2023-51438 affects Microchip Maxview Storage Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-51438?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2023-51438 have an EU (EUVD) identifier?

Yes. CVE-2023-51438 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56158.

When was CVE-2023-51438 published?

CVE-2023-51438 was published on 2024-01-09 and last updated on 2026-06-17.

CVE-2023-51438

CVE-2023-51438 is a critical-severity vulnerability in Microchip Maxview Storage Manager with a CVSS 3.x base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-56158
Weakness: CWE-20
Affected product: Microchip Maxview Storage Manager
Published: 2024-01-09
Last modified: 2026-06-17

Description

A vulnerability has been identified in SIMATIC IPC1047E (All versions with maxView Storage Manager < V4.14.00.26068 on Windows), SIMATIC IPC647E (All versions with maxView Storage Manager < V4.14.00.26068 on Windows), SIMATIC IPC847E (All versions with maxView Storage Manager < V4.14.00.26068 on Windows). In default installations of maxView Storage Manager where Redfish® server is configured for remote system management, a vulnerability has been identified that can provide unauthorized access.

Frequently asked questions

What is CVE-2023-51438?: A vulnerability has been identified in SIMATIC IPC1047E (All versions with maxView Storage Manager < V4.14.00.26068 on Windows), SIMATIC IPC647E (All versions with maxView Storage Manager < V4.14.00.26068 on Windows), SIMATIC IPC847E (All versions with maxView Storage Manager < V4.14.00.26068 on Windows). In default installations of maxView Storage Manager where Redfish® server is configured for remote system management, a vulnerability has been identified that can provide unauthorized access.
How severe is CVE-2023-51438?: CVE-2023-51438 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-51438 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-51438?: CVE-2023-51438 affects Microchip Maxview Storage Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-51438?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2023-51438 have an EU (EUVD) identifier?: Yes. CVE-2023-51438 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-56158.
When was CVE-2023-51438 published?: CVE-2023-51438 was published on 2024-01-09 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-702935.pdf

Affected products (1)

cpe:2.3:a:microchip:maxview_storage_manager:*:*:*:*:*:windows:*:*

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