AUGUST 4, 2026
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Case File

CVE-2021-40327

MEDIUM · CVSS 5.9 EPSS 1.19%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-01-13 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2021-40327
Severity
MEDIUM
CVSS
5.9
EPSS
1.19%

Original NVD Description

Trusted Firmware-M (TF-M) 1.4.0, when Profile Small is used, has incorrect access control. NSPE can access a secure key (held by the Crypto service) based solely on knowledge of its key ID. For example, there is no authorization check associated with the relationship between a caller and a key owner.