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SIEMENS-SSA-541018  ·  Published 2022-03-08  ·  View on Siemens ProductCERT ↗

SSA-541018 V1.5 (Last Update: 2022-03-08): Embedded TCP/IP Stack Vulnerabilities (AMNESIA:33) in SENTRON PAC / 3VA Devices (Part 2)

CVSS 8.2 HIGH

Risk Summary

<p>Security researchers discovered and disclosed 33 vulnerabilities in several open-source TCP/IP stacks for embedded devices, also known as “AMNESIA:33” vulnerabilities.</p> <p>This advisory describes the impact of two of these vulnerabilities (CVE-2020-13987, CVE-2020-17437) to Siemens products.</p> <p>Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures for products where updates are not available.</p> <p>The impact of another “AMNESIA:33” vulnerability (CVE-2020-13988) is described in <a href="https://cert-portal.siemens.com/productcert/pdf/ssa-541017.pdf">Siemens Security Advisory SSA-541017</a>.</p>

Remediations

  • Refer to Siemens ProductCERT advisory for patch and remediation guidance.

Affected Vendors

Siemens

Affected Products (1)

Siemens · SSA-541018 V1.5 (Last Update: 2022-03-08): Embedded TCP/IP Stack Vulnerabilities (AMNESIA:33) in SENTRON PAC / 3VA Devices (Part 2) See advisory

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