#VU109476 Authentication bypass using an alternate path or channel in SCALANCE LPE9403 - CVE-2025-40581

Vulnerability identifier: #VU109476

Vulnerability risk: Low

CVSSv4.0: 5.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-40581

CWE-ID: CWE-288

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
SCALANCE LPE9403
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: Siemens

Description

The vulnerability allows a local user to bypass authentication process.

The vulnerability exists due to the authentication bypass using an alternate path or channel. A local user can bypass the authentication of the SINEMA Remote Connect Edge Client and read/modify the configuration parameters.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

SCALANCE LPE9403: All versions

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External links
https://cert-portal.siemens.com/productcert/txt/ssa-327438.txt

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.