CVE-2016-7090: Siemens Scalance M-800 Firmware

Medium severity, CVSS 4.0. EPSS: 1.9% chance of exploitation in the next 30 days.

The integrated web server on Siemens SCALANCE M-800 and S615 modules with firmware before 4.02 does not set the secure flag for the session cookie in an https session, which makes it easier for remote attackers to capture this cookie by intercepting its transmission within an http session.

Affected products

• Siemens Scalance M-800 Firmware: up to and including 4.01
• Siemens Scalance s615 Firmware: up to and including 4.01

Published 2016-09-29. Last modified 2026-06-17.