cbcvebase.
CVE-2021-28135
published 2021-09-07

CVE-2021-28135: The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly handle the reception of continuous unsolicited LMP responses…

PriorityP424medium6.5CVSS 3.1
AVAACLPRNUINSUCNINAH
EPSS
0.79%
51.8th percentile
The Bluetooth Classic implementation in Espressif ESP-IDF 4.4 and earlier does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service (crash) in ESP32 by flooding the target device with LMP Feature Response data.

Affected

1 ranges
VendorProductVersion rangeFixed in
espressifesp-idf<= 4.4

CVSS provenance

nvdv3.16.5MEDIUMCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.03.3LOWAV:A/AC:L/Au:N/C:N/I:N/A:P
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