Cyber Resilience

CVE-2023-38557

HighLPE

Published: 14 September 2023

Published
14 September 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.2 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.0002 3.9th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-38557 is a high-severity Incorrect Permission Assignment for Critical Resource (CWE-732) vulnerability in Siemens Spectrum Power 7. Its CVSS base score is 8.2 (High).

Operationally, ranked at the 3.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

siemens
spectrum power 7
≤ 23q3

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-732

Procedures support proper permission assignment for critical resources through documented controls.

addresses: CWE-732

Attribute management for resources provides a mechanism to assign and maintain correct permissions based on security labels.

addresses: CWE-732

Prevents overly permissive assignments to critical resources by limiting to task needs.

addresses: CWE-732

Training policy covers correct permission assignment, reducing the ability to exploit incorrect permission assignments for critical resources.

addresses: CWE-732

Training on permission management reduces incorrect permission assignments for critical resources.

addresses: CWE-732

Audit logs and logging tools are critical resources whose protection requires correct permission assignments to block unauthorized actions.

addresses: CWE-732

Assessments review permission assignments on critical resources to confirm correctness, mitigating exploitation via incorrect permissions.

addresses: CWE-732

Certification includes checking that permissions on critical resources are correctly assigned.

References