CVE-2021-3436

PoC —

CVSS 3.1

6.5 medium

EPSS

<1%p60

Published

Oct 5, 2021 (Oct 5, 2021)

Modified

Jun 17, 2026

Description

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

Vendors: zephyrproject
Products: zephyr
Weakness: CWE-694
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

NVD CVE.org GitHub PoCs EPSS (1.0%)

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