Vulnerability in Sierra Designs Z-wave

CVE-2013-20003

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.

Vulnerability class: POODLE (CVE-2014-3566)

EPSS: 0.006 (43.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2013-20003?
CVE-2013-20003 is a high-severity vulnerability in Sierra Designs Z-wave, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 8.3/10. Published 2022-02-04.
How severe is CVE-2013-20003?
High severity. CVSS v3 base score is 8.3 out of 10.