CVE-2019-18222

Katalog CVE

CVSS 4.7 · Medium EPSS 0,34%

Kerentanan Observable Discrepancy pada arm mbed crypto, arm mbed tls +2 lainnya. Skor CVSS 3.1 4.7 (Medium) menurut NVD.

Deskripsi (NVD)

The ECDSA signature implementation in ecdsa.c in Arm Mbed Crypto 2.1 and Mbed TLS through 2.19.1 does not reduce the blinded scalar before computing the inverse, which allows a local attacker to recover the private key via side-channel attacks.

Rincian

Terbit di NVD

23 Januari 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

4.7 (Medium), sumber NVD
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-203: Observable Discrepancy

EPSS (30 hari)

0,34% peluang dieksploitasi; lebih tinggi dari 25,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://tls.mbed.org/tech-updates/security-advisories advisory vendor
• https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2019-12 advisory vendor
• https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html mailing list · advisory pihak ketiga
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A3GWQNONS7GRO... mailing list · advisory pihak ketiga
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NGDACU65MYZXX... mailing list · advisory pihak ketiga