Vulnerability Monitor

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CVE-2020-9059

Z-Wave devices based on Silicon Labs 500 series chipsets using S0 authentication are susceptible to uncontrolled resource consumption leading to battery exhaustion. As an example, the Schlage BE468 version 3.42 door lock is vulnerable and fails open at a low battery level.

Published

2022-01-10T14:10:16.303

Last Modified

2024-11-21T05:39:55.950

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

CVSSv2 Vector

AV:A/AC:L/Au:N/C:N/I:N/A:C

Access Vector: ADJACENT_NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

6.5

Impact Score

6.9

Weaknesses

Type: Secondary
CWE-400
Type: Primary
CWE-770

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	silabs	500_series_firmware	*	Yes
Operating System	schlage	be468	3.42	Yes

References

https://doi.org/10.1109/ACCESS.2021.3138768 Broken Link ([email protected])
https://github.com/CNK2100/VFuzz-public Third Party Advisory ([email protected])
https://ieeexplore.ieee.org/document/9663293 Broken Link ([email protected])
https://kb.cert.org/vuls/id/142629 Third Party Advisory, US Government Resource ([email protected])
https://www.kb.cert.org/vuls/id/142629 Third Party Advisory, US Government Resource ([email protected])
https://doi.org/10.1109/ACCESS.2021.3138768 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/CNK2100/VFuzz-public Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://ieeexplore.ieee.org/document/9663293 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
https://kb.cert.org/vuls/id/142629 Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)
https://www.kb.cert.org/vuls/id/142629 Third Party Advisory, US Government Resource (af854a3a-2127-422b-91ae-364da2661108)