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Paper/Archive/CVE-2025-40804

CVE-2025-40804

Siemens SIMATIC Virtualization as a Service (SIVaaS) — A vulnerability has been identified in SIMATIC Virtualization as a Service (SIVaaS) (All versions).

EPSS 0.4%CVSS 9.3
critical.is priorityof 100
35
CVSS 9.3 (CNA)9.3 / 10 × 3027.9Not in CISA KEV+300.0EPSS percentile 35.6.356 × 207.1No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

A vulnerability has been identified in SIMATIC Virtualization as a Service (SIVaaS) (All versions). The affected application exposes a network share without any authentication. This could allow an attacker to access or alter sensitive data without proper authorization.

Affected

ProductAffectedFixed inSource
SIMATIC Virtualization as a Service (SIVaaS)all versions–CNA

Scores by source

siemens (CNA)9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
siemens (CNA)9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

refcert-portal.siemens.com/productcert/html/ssa-534283.html