Cyber Resilience

CVE-2020-9061

Medium

Published: 10 January 2022

Published
10 January 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0014 34.1th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2020-9061 is a medium-severity Improper Authorization (CWE-285) vulnerability in Aeotec Zw090-A. Its CVSS base score is 6.5 (Medium).

Operationally, ranked at the 34.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Z-Wave devices using Silicon Labs 500 and 700 series chipsets, including but not likely limited to the SiLabs UZB-7 version 7.00, ZooZ ZST10 version 6.04, Aeon Labs ZW090-A version 3.95, and Samsung STH-ETH-200 version 6.04, are susceptible to denial of…

more

service via malformed routing messages.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

aeotec
zw090-a
3.95
samsung
sth-eth-200
6.04
silabs
uzb-7
7.00
zooz
zst10
6.04
silabs
500 series firmware
all versions
silabs
700 series firmware
all versions

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-285

Documented procedures facilitate correct implementation and ongoing management of authorization decisions.

addresses: CWE-285

Periodic reviews identify and correct flaws in authorization decisions or enforcement.

addresses: CWE-285

The control's documentation requirement reduces improper authorization by ensuring only mission-justified actions bypass authentication.

addresses: CWE-285

Establishing permitted attributes and values, plus auditing changes, ensures authorization decisions are based on correctly managed policy data.

addresses: CWE-285

Explicitly mandates authorizing remote access types before permitting connections, directly mitigating improper authorization.

addresses: CWE-285

The control explicitly requires authorization of each wireless access type prior to permitting connections.

addresses: CWE-285

Mandating explicit authorization of mobile device connections reduces the risk of improper authorization decisions for system access.

addresses: CWE-285

Specifying access authorizations for each account and requiring approvals for account requests enforces proper authorization decisions.

References