CVE-2021-40829

Description

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.

CVSS breakdown

Affected products

• Amazon Web Services / AWS-C-IOunspecified – 0.10.4
• Amazon Web Services / AWS IoT Device SDK v2 for C++unspecified – 1.12.7
• Amazon Web Services / AWS IoT Device SDK v2 for Javaunspecified – 1.4.2
• Amazon Web Services / AWS IoT Device SDK v2 for Node.jsunspecified – 1.5.3
• Amazon Web Services / AWS IoT Device SDK v2 for Pythonunspecified – 1.6.1

References

• MISChttps://github.com/awslabs/aws-c-io/
• MISChttps://github.com/aws/aws-iot-device-sdk-cpp-v2
• MISChttps://github.com/aws/aws-iot-device-sdk-python-v2
• MISChttps://github.com/aws/aws-iot-device-sdk-java-v2
• MISChttps://github.com/aws/aws-iot-device-sdk-js-v2