CVE-2025-27395: Siemens Scalance LPE9403 Firmware

Medium severity, CVSS 6.5. EPSS: 0.7% chance of exploitation in the next 30 days.

A vulnerability has been identified in SCALANCE LPE9403 (6GK5998-3GS00-2AC2) (All versions < V4.0). Affected devices do not properly limit the scope of files accessible through and the privileges of the SFTP functionality. This could allow an authenticated highly-privileged remote attacker to read and write arbitrary files.

Affected products

• Siemens Scalance LPE9403 Firmware: before 4.0 (fixed in 4.0)

Published 2025-03-11. Last modified 2026-06-17.