CVE-2025-40770: Siemens Sinec Traffic Analyzer

High severity, CVSS 7.0. EPSS: 0.1% chance of exploitation in the next 30 days.

A vulnerability has been identified in SINEC Traffic Analyzer (6GK8822-1BG01-0BA0) (All versions). The affected application uses a monitoring interface that is not operating in a strictly passive mode. This could allow an attacker to interact with the interface, leading to man-in-the-middle attacks.

Affected products

• Siemens Sinec Traffic Analyzer: before 3.0 (fixed in 3.0)

Published 2025-08-12. Last modified 2026-06-17.