CVE Vulnerability

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 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.

5.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 6.5 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

8.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/aws/aws-iot-device-sdk-js-v2 Product
https://github.com/awslabs/aws-c-io/ Product
https://github.com/aws/aws-iot-device-sdk-python-v2 Product
https://github.com/aws/aws-iot-device-sdk-cpp-v2 Product
https://github.com/aws/aws-iot-device-sdk-java-v2 Product
Configurations

Configuration 1
Information

Published : 2021-11-23 12:15

Updated : 2021-12-02 02:49

NVD link : CVE-2021-40829

Mitre link : CVE-2021-40829

Products Affected
No products.
CWE
CWE-295

Improper Certificate Validation