CVE-2021-3436

published 2021-10-05

CVE-2021-3436: BT: Possible to overwrite an existing bond during keys distribution phase when the identity address of the bond is known. Zephyr versions >= 1.14.2, >= 2.4.0…

Priority P4 31 medium 6.5 CVSS 3.1

AV N AC L PR N UI N S U C N I L A L

BT: Possible to overwrite an existing bond during keys distribution phase when the identity address of the bond is known. Zephyr versions >= 1.14.2, >= 2.4.0, >= 2.5.0 contain Use of Multiple Resources with Duplicate Identifier (CWE-694). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-j76f-35mc-4h63

Affected

6 ranges

Vendor	Product	Version range	Fixed in
zephyrproject-rtos	zephyr	>= 1.14.2 < unspecified	unspecified
zephyrproject-rtos	zephyr	>= 2.4.0 < unspecified	unspecified
zephyrproject-rtos	zephyr	>= 2.5.0 < unspecified	unspecified
zephyrproject	zephyr	—	—
zephyrproject	zephyr	—	—
zephyrproject	zephyr	—	—

CVSS provenance

nvd v3.1 6.5 MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

nvd v2.0 6.4 MEDIUM AV:N/AC:L/Au:N/C:N/I:P/A:P

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CWE-694