CVE-2016-20009: Buffer Overflow

Published Mar 11, 2021
·
Updated

UNSUPPORTED WHEN ASSIGNED A DNS client stack-based buffer overflow in ipdnscdecodename() affects Wind River VxWorks 6.5 through 7. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

Affected Software

29 affected components
Windriver Vxworks>=6.5<=7.0
Siemens Sgt-100 Firmware
Siemens Sgt-100
Siemens Sgt-200 Firmware
Siemens Sgt-200
Siemens Sgt-300 Firmware
Siemens Sgt-300
Siemens Sgt-400 Firmware
Siemens Sgt-400
Siemens Sgt-a20 Firmware
Siemens Sgt-a20
Siemens Sgt-a35 Firmware
Siemens Sgt-a35
Siemens Sgt-a65 Firmware
Siemens Sgt-a65
All of the following
Siemens Sgt-100 Firmware
Siemens Sgt-100
All of the following
Siemens Sgt-200 Firmware
Siemens Sgt-200
All of the following
Siemens Sgt-300 Firmware
Siemens Sgt-300
All of the following
Siemens Sgt-400 Firmware
Siemens Sgt-400
All of the following
Siemens Sgt-a20 Firmware
Siemens Sgt-a20
All of the following
Siemens Sgt-a35 Firmware
Siemens Sgt-a35
All of the following
Siemens Sgt-a65 Firmware
Siemens Sgt-a65

Event History

Mar 11, 2021
CVE Published
via MITRE·09:39 PM
Data Sourced
via MITRE·09:39 PM
Description
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Frequently Asked Questions

1

What is CVE-2016-20009?

CVE-2016-20009 is a DNS client stack-based buffer overflow vulnerability affecting Wind River VxWorks 6.5 through 7 and some Siemens products.

2

How severe is CVE-2016-20009?

CVE-2016-20009 is considered a critical vulnerability with a severity score of 9.8 out of 10.

3

Which products are affected by CVE-2016-20009?

CVE-2016-20009 affects Wind River VxWorks 6.5 through 7 and some Siemens products including Sgt-100 Firmware, Sgt-200 Firmware, Sgt-300 Firmware, Sgt-400 Firmware, Sgt-a20 Firmware, Sgt-a35 Firmware, and Sgt-a65 Firmware.

4

How can I fix CVE-2016-20009?

To fix CVE-2016-20009, it is recommended to apply the necessary patches or updates provided by Wind River or Siemens.

5

Where can I find more information about CVE-2016-20009?

You can find more information about CVE-2016-20009 at the following references: [Reference 1](https://blog.exodusintel.com/2016/08/09/vxworks-execute-my-packets/) and [Reference 2](https://cert-portal.siemens.com/productcert/pdf/ssa-553445.pdf).

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