CVE-2021-40829 : faille élevée amazon amazon web services internet of… (CVSS 8.8)

Connections initialized by the AWS IoT Device SDK v2 for Java (versions prior to 1.4.2), Python (versions prior to 1.6.1), C++ (versions prior to 1.12.7) and Node.js (versions prior to 1.5.3) did not verify server certificate hostname during TLS handshake when overriding Certificate Authorities (CA) in their trust stores on MacOS. This issue has been addressed in aws-c-io submodule versions 0.10.5 onward. This issue affects: Amazon Web Services AWS IoT Device SDK v2 for Java versions prior to 1.4.2 on macOS. Amazon Web Services AWS IoT Device SDK v2 for Python versions prior to 1.6.1 on macOS. Amazon Web Services AWS IoT Device SDK v2 for C++ versions prior to 1.12.7 on macOS. Amazon Web Services AWS IoT Device SDK v2 for Node.js versions prior to 1.5.3 on macOS. Amazon Web Services AWS-C-IO 0.10.4 on macOS.

Sévérité

Élevée (CVSS 8.8)

Vecteur CVSS

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation active

Non signalée par la CISA

Publication

23 nov. 2021

Dernière mise à jour

17 juin 2026

• amazon amazon web services internet of things device software development kit v2

• Fiche CVE-2021-40829 sur le NVD (NIST)
• github.com/aws/aws-iot-device-sdk-cpp-v2
• github.com/aws/aws-iot-device-sdk-java-v2
• github.com/aws/aws-iot-device-sdk-js-v2
• github.com/aws/aws-iot-device-sdk-python-v2
• github.com/awslabs/aws-c-io/