Authorization bypass through user-controlled key in SiPass integrated - CVE-2025-40773
Published: October 23, 2025
Vulnerability identifier: #VU117623
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-40773
CWE-ID: CWE-639
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vendor: Siemens
Affected software:
SiPass integrated
SiPass integrated
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to authorization mechanism lacks sufficient server-side checks. A remote user on the local network can execute a specific API request and manipulate data belonging to other users.
How to mitigate CVE-2025-40773
Install updates from vendor's website.