CVE-2020-36421

PoC —

CVSS 3.1

5.3 medium

EPSS

2%p74

Published

Jul 19, 2021 (Jul 19, 2021)

Modified

Jun 17, 2026

Description

An issue was discovered in Arm Mbed TLS before 2.23.0. Because of a side channel in modular exponentiation, an RSA private key used in a secure enclave could be disclosed.

Vendors: arm debian
Products: mbed tls, debian linux
Weakness: CWE-203
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (1.6%)

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