CVE-2016-2846: Siemens SIMATIC s7 CPU 1200 Firmware

Medium severity, CVSS 6.5. EPSS: 1.7% chance of exploitation in the next 30 days.

Siemens SIMATIC S7-1200 CPU devices before 4.0 allow remote attackers to bypass a "user program block" protection mechanism via unspecified vectors.

Affected products

• Siemens SIMATIC s7 CPU 1200 Firmware: up to and including 3.0.2

Published 2016-03-16. Last modified 2026-06-17.