CVE-2021-40327: trustedfirmware trusted firmware-m

csirt@kutim:~/threat-intel/cve/CVE-2021-40327

CVSS 5.9 · Medium EPSS 1,2%

Kerentanan Missing Authorization pada trustedfirmware trusted firmware-m. Skor CVSS 3.1 5.9 (Medium) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD: 13 Januari 2022
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 5.9 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-862: Missing Authorization
EPSS (30 hari): 1,2% peluang dieksploitasi; lebih tinggi dari 67,2% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
trustedfirmware	trusted firmware-m	Versi 1.4.0

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://git.trustedfirmware.org/TF-M/trusted-firmware-m.git/ patch · advisory vendor
https://tf-m-user-guide.trustedfirmware.org/docs/security/security_advisories/profile_small_key_id_encoding_vu... patch · advisory vendor
https://developer.arm.com/support/arm-security-updates advisory pihak ketiga

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.