CVE-2021-40327

Published Jan 13, 2022 CVSS 3.1 · 5.9 Medium EPSS 1.2% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-27507 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.
History
Type Values Removed Values Added
CPEs cpe:2.3:a:trustedfirmware:trusted_firmware-m:1.4.0:*:*:*:*:*:*:* cpe:2.3:o:trustedfirmware:trusted_firmware-m:1.4.0:*:*:*:*:*:*:*
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 4, 2024, 2:27 AM
Reserved
Aug 30, 2021, 12:00 AM
Status
Modified
Published
Jan 13, 2022, 4:15 PM
Modified
Jun 17, 2026, 4:06 AM