CVE-2021-40829

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 the...

CVE-2021-40829

CVE-2021-40829 affects AWS IoT Device SDK v2 for Java, Python, C++, and Node.js on macOS. The root cause was TLS hostname verification not being performed when clients override CA trust stores, allowing potential hostname-mismatch issues in TLS handshakes. The issue is tied to the aws-c-io submod...