QID 590508

Date Published: 2021-09-07

QID 590508: Siemens Interniche IP-Stack Multiple Vulnerabilities (SSA-789208)

SENTRON 3WA COM190 is an accessory module for 3WA circuit breakers and provides connectivity via PROFINET IO and Modbus TCP.
SENTRON 3WL COM35 is an accessory module for 3WL circuit breakers and provides connectivity via PROFINET IO and Modbus TCP.
SENTRON 7KM PAC Switched Ethernet PROFINET Expansion Module is a plug-in device that provides switched Ethernet PROFINET V3 connectivity for 7KM PAC32x0 / 4200 and 3VA COM100/800 devices.

AFFECTED PRODUCTS
SENTRON 3WA COM190:All versions prior to V2.0.0
SENTRON 3WL COM35: All versions prior to V1.2.0
SENTRON 7KM PAC Switched Ethernet PROFINET Expansion Module:All versions prior to V3.0.4

QID Detection Logic (Authenticated):
QID checks for the Vulnerable version using passive scanning

A remote, unauthenticated attacker may be able to use specially-crafted network packets to cause a denial of service, disclose information, or in some cases be able to execute arbitrary code on the target device.

  • CVSS V3 rated as Critical - 9.1 severity.
  • CVSS V2 rated as High - 6.4 severity.
    • Solution

    Customers are advised to refer to SSA-789208 for affected packages and patching details.

    Vendor References

    CVEs related to QID 590508

    CVE-2020-35683 | CVE-2020-35684 | CVE-2020-35685 | CVE-2021-31401 |
    Software Advisories
    Advisory ID Software Component Link
    SSA-789208 URL Logo cert-portal.siemens.com/productcert/pdf/ssa-789208.pdf
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