CVE-2015-1601: Siemens SIMATIC Step 7

Medium severity, CVSS 6.8. EPSS: 1.4% chance of exploitation in the next 30 days.

Siemens SIMATIC STEP 7 (TIA Portal) 12 and 13 before 13 SP1 Upd1 allows man-in-the-middle attackers to obtain sensitive information or modify transmitted data via unspecified vectors.

Affected products

• Siemens SIMATIC Step 7: up to and including 13; version 12 only; version 13 only

Published 2015-04-06. Last modified 2026-06-17.