VULNERABILITY INTELLIGENCE

CVE-2021-3436

CVSS score4.3 MEDIUM
EPSS probability0.98%
CISA KEVNot currently listed
Published2021-10-05
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

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

Weakness classification

  • vulnerabilities@zephyrproject.org: CWE-694
  • nvd@nist.gov: NVD-CWE-Other

Primary references