CVE-2013-20003: Weak RNG

Published Feb 4, 2022
·
Updated

Z-Wave devices from Sierra Designs (circa 2013) and Silicon Labs (using S0 security) may use a known, shared network key of all zeros, allowing an attacker within radio range to spoof Z-Wave traffic.

Affected Software

10 affected components
Silicon Labs ZGM130S037HGN Firmware=s2
Silabs ZGM130S037HGN Firmware
SiLabs ZM5202=s2
SiLabs ZM5202
Silabs Zm5101=s2
Silicon Labs ZM5101
Silabs ZGM2305A27HGN=s2
Silicon Labs ZGM2305A27HGN
Silicon Labs ZGM230SB27HGN=s2
Silabs Zgm230sb27hgn Firmware

Event History

Feb 4, 2022
CVE Published
via MITRE·10:33 PM
Data Sourced
via MITRE·10:33 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is CVE-2013-20003?

CVE-2013-20003 is a vulnerability in Z-Wave devices from Sierra Designs (circa 2013) and Silicon Labs (using S0 security) that allows an attacker within radio range to spoof Z-Wave traffic.

2

How does CVE-2013-20003 work?

CVE-2013-20003 occurs because Z-Wave devices from Sierra Designs and Silicon Labs use a known, shared network key of all zeros, making it possible for an attacker to impersonate Z-Wave traffic.

3

What is the severity of CVE-2013-20003?

CVE-2013-20003 has a severity value of 8.3 out of 10, indicating a high severity.

4

Which devices are affected by CVE-2013-20003?

Z-Wave devices from Sierra Designs (circa 2013) and Silicon Labs (using S0 security) are affected by CVE-2013-20003.

5

How can CVE-2013-20003 be fixed?

To fix CVE-2013-20003, it is recommended to update the firmware of the affected Z-Wave devices to a version that addresses the vulnerability.

Contact

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