Medium severity · published Jan 10, 2022
CVE-2020-10137
Z-Wave devices based on Silicon Labs 700 series chipsets using S2 do not adequately authenticate or encrypt FIND_NODE_IN_RANGE frames, allowing a remote, unauthenticated attacker…
6.5
CVSS
0.7%
EPSS
No
On KEV
Description
Z-Wave devices based on Silicon Labs 700 series chipsets using S2 do not adequately authenticate or encrypt FIND_NODE_IN_RANGE frames, allowing a remote, unauthenticated attacker to inject a FIND_NODE_IN_RANGE frame with an invalid random payload, denying service by blocking the processing of upcoming events.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
7S
700 Series Firmware · Silabs
All versions, or not specified · source: NVD
UZ
Uzb-7 · Silabs
7.00 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-10137
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-10137
Broken Link
https://doi.org/10.1109/ACCESS.2021.3138768
Third Party Advisory
https://github.com/CNK2100/VFuzz-public
Broken Link
https://ieeexplore.ieee.org/document/9663293
Third Party Advisory
https://kb.cert.org/vuls/id/142629
Third Party Advisory
https://www.kb.cert.org/vuls/id/142629
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