ICSA-20-042-11

icsaUScisa_csaf_ot

Siemens SIMATIC S7-1500 (Update A)

view advisory published 2020-02-11

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.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2019-19281UShigh7.5—
A vulnerability has been identified in SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) (All versions >= V2.5 and < V20.8), SIMATIC S7-1500 CPU family (incl.…
02

references

External citations — patches, advisories, analysis.

03

remediations (6)

  • MitigationSIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants)

    Restrict network access to affected devices.

  • MitigationSIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants)

    Restrict network access to affected devices.

  • MitigationSIMATIC S7-1500 Software Controller

    Restrict network access to affected devices.

  • FixedSIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants)

    Update to V20.8 (V2x.8 corresponds to V2.8 of the S7-1500 CPU firmware)

  • FixedSIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants)

    Update to V2.8

  • FixedSIMATIC S7-1500 Software Controller

    Update to V20.8 (V2x.8 corresponds to V2.8 of the S7-1500 CPU firmware)

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