How severe is CVE-2023-38557?

CVE-2023-38557 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-38557 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-38557?

CVE-2023-38557 affects Siemens Spectrum Power 7. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-38557?

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

When was CVE-2023-38557 published?

CVE-2023-38557 was published on 2023-09-14 and last updated on 2026-06-17.

CVE-2023-38557

CVE-2023-38557 is a high-severity vulnerability in Siemens Spectrum Power 7 with a CVSS 3.x base score of 8.2. 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-732.

Key facts

Severity: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-732
Affected product: Siemens Spectrum Power 7
Published: 2023-09-14
Last modified: 2026-06-17

Description

A vulnerability has been identified in Spectrum Power 7 (All versions < V23Q3). The affected product assigns improper access rights to the update script. This could allow an authenticated local attacker to inject arbitrary code and escalate privileges.

Frequently asked questions

What is CVE-2023-38557?: A vulnerability has been identified in Spectrum Power 7 (All versions < V23Q3). The affected product assigns improper access rights to the update script. This could allow an authenticated local attacker to inject arbitrary code and escalate privileges.
How severe is CVE-2023-38557?: CVE-2023-38557 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-38557 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-38557?: CVE-2023-38557 affects Siemens Spectrum Power 7. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-38557?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-38557 published?: CVE-2023-38557 was published on 2023-09-14 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-357182.pdf

Affected products (1)

cpe:2.3:a:siemens:spectrum_power_7:*:*:*:*:*:*:*:*

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