5.3

CVE-2020-36422

An issue was discovered in Arm Mbed TLS before 2.23.0. A side channel allows recovery of an ECC private key, related to mbedtls_ecp_check_pub_priv, mbedtls_pk_parse_key, mbedtls_pk_parse_keyfile, mbedtls_ecp_mul, and mbedtls_ecp_mul_restartable.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Arm ≫ Mbed Tls Version < 2.16.7
Arm ≫ Mbed Tls Version >= 2.17.0 < 2.23.0
Debian ≫ Debian Linux Version10.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.26% 0.658
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.3 3.9 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:P/I:N/A:N
CWE-203 Observable Discrepancy

The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor.

https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
Third Party Advisory
Mailing List
https://bugs.gentoo.org/730752
Patch
Third Party Advisory
Issue Tracking
https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.7
Third Party Advisory
Release Notes
https://github.com/ARMmbed/mbedtls/releases/tag/v2.23.0
Third Party Advisory
Release Notes