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.
References (5)
Core 5
Core References
Third Party Advisory, US Government Resource third-party-advisory
x_refsource_cert-vn
https://kb.cert.org/vuls/id/142629
Broken Link x_refsource_misc
https://ieeexplore.ieee.org/document/9663293
Third Party Advisory x_refsource_misc
https://github.com/CNK2100/VFuzz-public
Broken Link x_refsource_misc
https://doi.org/10.1109/ACCESS.2021.3138768
Third Party Advisory, US Government Resource third-party-advisory
x_refsource_cert-vn
https://www.kb.cert.org/vuls/id/142629
Scores
CVSS v3
6.5
EPSS
0.0005
EPSS Percentile
16.0%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-346
CWE-400
Status
published
Products (6)
aeotec/zw090-a
3.95
fibaro/fgwpb-111
4.3
silabs/500_series_firmware
zooz/zen20
5.03
zooz/zen25
5.03
zooz/zst10
6.04
Published
Jan 10, 2022
Tracked Since
Feb 18, 2026