CVE-2014-4684: Siemens SIMATIC PCS7

Medium severity, CVSS 6.0. EPSS: 1.3% chance of exploitation in the next 30 days.

The database server in Siemens SIMATIC WinCC before 7.3, as used in PCS7 and other products, allows remote authenticated users to gain privileges via a request to TCP port 1433.

Affected products

• Siemens SIMATIC PCS7: up to and including 8.0; version 7.1 only; version 8.0 only
• Siemens Wincc: up to and including 7.2; version 5.0 only; version 6.0 only; version 7.0 only; version 7.1 only

Published 2014-07-24. Last modified 2026-06-17.