CVE-2015-1594: Siemens SIMATIC Cfc

Medium severity, CVSS 6.9. EPSS: 0.4% chance of exploitation in the next 30 days.

Untrusted search path vulnerability in Siemens SIMATIC ProSave before 13 SP1; SIMATIC CFC before 8.0 SP4 Upd9 and 8.1 before Upd1; SIMATIC STEP 7 before 5.5 SP1 HF2, 5.5 SP2 before HF7, 5.5 SP3, and 5.5 SP4 before HF4; SIMOTION Scout before 4.4; and STARTER before 4.4 HF3 allows local users to gain privileges via a Trojan horse application file.

Affected products

• Siemens SIMATIC Cfc: up to and including 8.0; version 8.1 only
• Siemens SIMATIC Prosave: version 13.0 only
• Siemens SIMATIC Step 7: up to and including 5.5; version 5.5 only
• Siemens Simotion Scout: up to and including 4.3
• Siemens Starter: up to and including 4.4

Published 2015-03-07. Last modified 2026-06-17.