Siemens SIMATIC S7-300 CPUs and SINUMERIK Controller over Profinet (Update A)
As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens' operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.
beschreibt (1)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2019-18336US | high7.5 | — | ||
A vulnerability has been identified in SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions < V3.X.17), SIMATIC TDC CP51M1 (All versions < V1.1.8)… | ||||
Referenzen
Externe Belege — Patches, Meldungen, Analysen.
- SSA-508982: Denial-of-Service Vulnerability in SIMATIC S7-300 CPUs, SIMATIC TDC, and SINUMERIK Controller over Profinet - HTML Versionself
- ICS Advisory ICSA-20-070-02 JSONself
- Recommended Practicesexternal
- ICS Advisory ICSA-20-070-02 - Web Versionself
- Recommended Practicesexternal
- Recommended Practicesexternal
- Recommended Practicesexternal
- Recommended Practicesexternal
Behebungen (8)
- MitigationSIMATIC S7-300 CPU family (incl.'related ET200 CPUs and SIPLUS variants)
Make sure that access to port 102/tcp is restricted e.g.'with an external firewall.
- MitigationSIMATIC TDC CP51M1
Make sure that access to port 102/tcp is restricted e.g.'with an external firewall.
- MitigationSIMATIC TDC CPU555
Make sure that access to port 102/tcp is restricted e.g.'with an external firewall.
- MitigationSINUMERIK 840D sl
Make sure that access to port 102/tcp is restricted e.g.'with an external firewall.
- BehobenSIMATIC S7-300 CPU family (incl.'related ET200 CPUs and SIPLUS variants)
Update to V3.X.17
- BehobenSIMATIC TDC CP51M1
Update to V1.1.8
- BehobenSIMATIC TDC CPU555
Update to V1.1.1
- BehobenSINUMERIK 840D sl
Update to V4.8.6
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