4.9

CVE-2021-24119

In Trusted Firmware Mbed TLS 2.24.0, a side-channel vulnerability in base64 PEM file decoding allows system-level (administrator) attackers to obtain information about secret RSA keys via a controlled-channel and side-channel attack on software running in isolated environments that can be single stepped, especially Intel SGX.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Arm ≫ Mbed Tls Version < 2.26.0
Fedoraproject ≫ Fedora Version33
Fedoraproject ≫ Fedora Version34
Debian ≫ Debian Linux Version9.0
Debian ≫ Debian Linux Version10.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.36% 0.681
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 4.9 1.2 3.6
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
nvd@nist.gov 4 8 2.9
AV:N/AC:L/Au:S/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/2021/11/msg00021.html
Third Party Advisory
Mailing List
https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
Third Party Advisory
Mailing List
https://github.com/UzL-ITS/util-lookup/blob/main/cve-vulnerability-publication.md
Third Party Advisory
Release Notes
https://github.com/ARMmbed/mbedtls/releases
Third Party Advisory
Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DRRVY7DMTX3ECFNZKDYTSFEG5AI2HBC6/
Third Party Advisory
Mailing List
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYJW7HAW3TDV2YMDFYXP3HD6WRQRTLJW/
Third Party Advisory
Mailing List
https://lists.debian.org/debian-lts-announce/2025/06/msg00034.html