7.8
CWE
400
Advisory Published
Updated

CVE-2019-13926

First published: Tue Feb 11 2020(Updated: )

A vulnerability has been identified in SCALANCE S602 (All versions >= V3.0 and < V4.1), SCALANCE S612 (All versions >= V3.0 and < V4.1), SCALANCE S623 (All versions >= V3.0 and < V4.1), SCALANCE S627-2M (All versions >= V3.0 and < V4.1). Specially crafted packets sent to port 443/tcp of affected devices could cause a Denial-of-Service condition of the web server. A cold reboot is required to restore the functionality of the device.

Credit: productcert@siemens.com

Affected SoftwareAffected VersionHow to fix
Siemens Scalance S602 Firmware>=3.0<4.1
Siemens SCALANCE S602
Siemens Scalance S612 Firmware>=3.0<4.1
Siemens SCALANCE S612
Siemens Scalance S623 Firmware>=3.0<4.1
Siemens SCALANCE S623
Siemens Scalance S627-2m Firmware>=3.0<4.1
Siemens SCALANCE S627-2M

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Frequently Asked Questions

  • What is the vulnerability ID for this issue?

    The vulnerability ID for this issue is CVE-2019-13926.

  • Which devices are affected by this vulnerability?

    The SCALANCE S602, SCALANCE S612, SCALANCE S623, and SCALANCE S627-2M devices with firmware versions >= V3.0 and < V4.1 are affected by this vulnerability.

  • What is the severity rating of this vulnerability?

    The severity rating of this vulnerability is high with a CVSS score of 7.5.

  • How can this vulnerability be exploited?

    This vulnerability can be exploited by sending specially crafted packets to port 443/tcp of the affected devices.

  • Is there a fix available for this vulnerability?

    Siemens has released firmware updates to address this vulnerability. Please refer to the product advisories for more information.

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