CISA 2026-04-21

Siemens SCALANCE

Machine-generated analysis · WAYSCloud LLM

Siemens SCALANCE W-700 IEEE 802.11n devices have multiple vulnerabilities affecting versions before 6.6.0. The advisory includes a long list of CVEs spanning several years.

Context

SCALANCE W-700 is a family of IEEE 802.11n industrial wireless access points from Siemens. The advisory states that multiple vulnerabilities affect versions before 6.6.0. The list of CVEs includes issues from 2020 to 2023, indicating a bundled update addressing older vulnerabilities.

Operator considerations

Check: Inventory SCALANCE W-700 devices and verify firmware versions
Patch: Update to version 6.6.0 or later

From Cybersecurity and Infrastructure Security Agency ↗

SCALANCE W-700 IEEE 802.11n family before V6.6.0 are affected by multiple vulnerabilities. Siemens has released a new version for SCALANCE W-700 IEEE 802.11n family and recommends to update to the latest version.

The following versions of Siemens SCALANCE are affected:

SCALANCE W721-1 RJ45 (6GK5721-1FC00-0AA0) vers:intdot/

Read the full advisory on CISA →