Incorrect permission assignment for critical resource in SIMATIC Virtualization as a Service (SIVaaS) - CVE-2025-40804
Published: September 12, 2025
Vulnerability identifier: #VU115185
CSH Severity: High
CVSS v4.0: 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/E:U/U:Amber
CVE-ID: CVE-2025-40804
CWE-ID: CWE-732
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Siemens
Affected software:
SIMATIC Virtualization as a Service (SIVaaS)
SIMATIC Virtualization as a Service (SIVaaS)
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to the affected application exposes a network share without any authentication. A remote attacker can access or alter sensitive data without proper authorization.
How to mitigate CVE-2025-40804
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.