CVE-2021-45451

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CVSS 3.1

7.5 high

EPSS

<1%p58

Published

Dec 21, 2021 (Dec 21, 2021)

Modified

Jun 17, 2026

Description

In Mbed TLS before 3.1.0, psa_aead_generate_nonce allows policy bypass or oracle-based decryption when the output buffer is at memory locations accessible to an untrusted application.

Vendors: arm fedoraproject
Products: mbed tls, fedora
Weakness: CWE-327
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.9%)

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