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.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00054.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Siemens SIMATIC Virtualization as a Service (SIVaaS) unknown
Version Status Constraints
0 affected
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No data.

No data.

Vendor Product Confidence Versions
Siemens Simatic — —

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-27234 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.
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://cert-portal.siemens.com/productcert/html/ssa-534283.html cve-icon cve-icon
History

Tue, 09 Sep 2025 23:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 09 Sep 2025 21:45:00 +0000

Type Values Removed Values Added
First Time appeared Siemens
Siemens simatic
Vendors & Products Siemens
Siemens simatic

Tue, 09 Sep 2025 09:00:00 +0000

Type Values Removed Values Added
Description 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.
Weaknesses CWE-732
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: siemens

Published:

Updated: 2025-09-09T19:32:58.905Z

Reserved: 2025-04-16T08:50:26.973Z

Link: CVE-2025-40804

cve-icon Vulnrichment

Updated: 2025-09-09T19:32:55.611Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-09-09T09:15:38.990

Modified: 2025-09-09T16:28:43.660

Link: CVE-2025-40804

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-09-09T21:31:38Z

Weaknesses