Description
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.
Metrics
CVSS 3.1 6.5/10
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| ZooZ | ZEN25 | 5.03 |
| ZooZ | ZEN20 | 5.03 |
| ZooZ | ZST10 | 6.04 |
| Fibaro | FGWPB-111 | 4.3 |
| Silicon Labs | 500 series | all |
| Aeon Labs | ZW090-A | 3.95 |
References
- https://doi.org/10.1109/ACCESS.2021.3138768Broken Link
- https://github.com/CNK2100/VFuzz-publicThird Party Advisory
- https://ieeexplore.ieee.org/document/9663293Broken Link
- https://kb.cert.org/vuls/id/142629Third Party Advisory, US Government Resource
- https://www.kb.cert.org/vuls/id/142629Third Party Advisory, US Government Resource
- https://doi.org/10.1109/ACCESS.2021.3138768Broken Link
- https://github.com/CNK2100/VFuzz-publicThird Party Advisory
- https://ieeexplore.ieee.org/document/9663293Broken Link
- https://kb.cert.org/vuls/id/142629Third Party Advisory, US Government Resource
- https://www.kb.cert.org/vuls/id/142629Third Party Advisory, US Government Resource
Timeline
- Published
- Jan 10, 2022
- Last modified
- Jun 17, 2026
- NVD status
- Modified