CVE-2021-31613

The Bluetooth Classic implementation on Zhuhai Jieli AC690X and AC692X devices does not properly handle the reception of a truncated LMP packet during the LMP auto rate procedure, allowing attackers in radio range to immediately crash (and restart) a device via a crafted LMP packet.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
ADJACENT_NETWORK
LOW
NONE
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 43%
VendorProductVersion
zh-jieliac6901_firmware
-
zh-jieliac6925_firmware
-
zh-jieliac6926_firmware
-
zh-jieliac6928_firmware
-
zh-jieliac6921_firmware
-
𝑥
= Vulnerable software versions
References
http://www.zh-jieli.com/product/68-cn.html
https://dl.packetstormsecurity.net/papers/general/braktooth.pdf
https://launchstudio.bluetooth.com/ListingDetails/19746
https://launchstudio.bluetooth.com/ListingDetails/58628
http://www.zh-jieli.com/product/68-cn.html
https://dl.packetstormsecurity.net/papers/general/braktooth.pdf
https://launchstudio.bluetooth.com/ListingDetails/19746
https://launchstudio.bluetooth.com/ListingDetails/58628