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CVE-2013-5709

8.3 · HIGH

The authentication implementation in the web server on Siemens SCALANCE X-200 switches with firmware before 5.0.0 does not use a sufficient source of entropy for generating values of random numbers…

Published Sep 17, 2013siemensCWE-189EPSS 2.99%

Overview

CVE-2013-5709 is a high-severity vulnerability affecting siemens scalance_x-200_series_firmware. It was published on September 17, 2013 and has a CVSS 2.0 base score of 8.3 (HIGH).

This vulnerability has a CVSS 2.0 base score of 8.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The authentication implementation in the web server on Siemens SCALANCE X-200 switches with firmware before 5.0.0 does not use a sufficient source of entropy for generating values of random numbers, which makes it easier for remote attackers to hijack sessions by predicting a value.

Remediation

Check the references section for vendor advisories and patches from siemens. Update scalance_x-200_series_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
siemensscalance_x-200_series_firmware0Affected

Frequently asked questions

What is CVE-2013-5709?

CVE-2013-5709 is a high-severity vulnerability affecting siemens scalance_x-200_series_firmware. It was published on September 17, 2013 and has a CVSS 2.0 base score of 8.3 (HIGH).

How severe is CVE-2013-5709?

This vulnerability has a CVSS 2.0 base score of 8.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2013-5709?

Check the references section for vendor advisories and patches from siemens. Update scalance_x-200_series_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2013-5709?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-5709 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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