CVE-2020-36424
4.7
MEDIUM
CVSS 3.1
EPSS 0.13%
Description
An issue was discovered in Arm Mbed TLS before 2.24.0. An attacker can recover a private key (for RSA or static Diffie-Hellman) via a side-channel attack against generation of base blinding/unblinding values.
How to fix CVE-2020-36424
To remediate CVE-2020-36424, upgrade the affected package to a fixed version below.
- Debian/mbedtls—upgrade to 2.16.9-0.1 or later
Is CVE-2020-36424 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.16.9-0.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.7 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |