RCE in Siemens Scalance Lpe9403

CVE-2025-27394

A vulnerability has been identified in SCALANCE LPE9403 (6GK5998-3GS00-2AC2) (All versions < V4.0). Affected devices do not properly sanitize user input when creating new SNMP users. This could allow an authenticated highly-privileged rem…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.026 (85.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-27394?
CVE-2025-27394 is a high-severity vulnerability in Siemens Scalance Lpe9403, classified under OS Command Injection. CVSS score: 7.2/10. Published 2025-03-11.
How severe is CVE-2025-27394?
High severity. CVSS v3 base score is 7.2 out of 10.
Is CVE-2025-27394 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.