Vulnerability · Published May 13, 2025 · Assigned by siemens

CVE-2025-40581

High 7.1

In plain English

A high-severity authentication bypass in SCALANCE LPE9403 from Siemens. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 5% of all known vulnerabilities).

Severity (CVSS 3.1)7.1High

Exploit odds (30 days)0.2%top 94.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A vulnerability has been identified in SCALANCE LPE9403 (6GK5998-3GS00-2AC2) (All versions < V2.1 HF0 with SINEMA Remote Connect Edge Client installed). Affected devices are vulnerable to an authentication bypass. This could allow a non-privileged local attacker to bypass the authentication of the SINEMA Remote Connect Edge Client, and to read and modify the configuration parameters.

Affected products (as reported)

Vendor	Product	Versions
Siemens	SCALANCE LPE9403	0 – before V2.1 HF0

Weakness: CWE-288 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

References

https://cert-portal.siemens.com/productcert/html/ssa-327438.html