VULNERABILITY INTELLIGENCE

CVE-2021-32020

CVSS score9.8 CRITICAL
EPSS probability1.30%
CISA KEVNot currently listed
Published2021-05-03
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

The kernel in Amazon Web Services FreeRTOS before 10.4.3 has insufficient bounds checking during management of heap memory.

Weakness classification

  • nvd@nist.gov: CWE-119

Primary references