CVE-2020-9060: Aeotec ZW090-A

Medium severity, CVSS 6.5. EPSS: 0.5% chance of exploitation in the next 30 days.

Z-Wave devices based on Silicon Labs 500 series chipsets using S2, including but likely not limited to the ZooZ ZST10 version 6.04, ZooZ ZEN20 version 5.03, ZooZ ZEN25 version 5.03, Aeon Labs ZW090-A version 3.95, and Fibaro FGWPB-111 version 4.3, are susceptible to denial of service and resource exhaustion via malformed SECURITY NONCE GET, SECURITY NONCE GET 2, NO OPERATION, or NIF REQUEST messages.

Affected products

• Aeotec ZW090-A: version 3.95 only
• Fibaro Fgwpb-111: version 4.3 only
• Silabs 500 Series Firmware: any version
• Zooz ZEN20: version 5.03 only
• Zooz ZEN25: version 5.03 only
• Zooz ZST10: version 6.04 only

Published 2022-01-10. Last modified 2026-06-17.