CVE-2021-36956 Explained : Impact and Mitigation

Azure Sphere Information Disclosure Vulnerability was published by Microsoft on September 14, 2021. It affects Azure Sphere version 20.00 and earlier, with a CVSS base score of 4.4 (Medium severity). This vulnerability allows for information disclosure.

Understanding CVE-2021-36956

This section will provide detailed insights into CVE-2021-36956 and its impacts.

What is CVE-2021-36956?

The Azure Sphere Information Disclosure Vulnerability, tracked as CVE-2021-36956, exposes sensitive information due to a security flaw in Azure Sphere.

The Impact of CVE-2021-36956

This vulnerability can lead to the exposure of confidential data, potentially compromising the security and privacy of affected systems.

Technical Details of CVE-2021-36956

Let's delve into the technical aspects of CVE-2021-36956 to understand the vulnerability further.

Vulnerability Description

The vulnerability stems from a specific issue in Azure Sphere that allows unauthorized users to access sensitive information.

Affected Systems and Versions

Azure Sphere version 20.00 is confirmed to be affected by this vulnerability, with versions lower than 21.08 at risk.

Exploitation Mechanism

Attackers can exploit this vulnerability to obtain confidential data through unauthorized access, potentially leading to data breaches.

Mitigation and Prevention

Learn about the necessary steps to mitigate the risks associated with CVE-2021-36956.

Immediate Steps to Take

It is recommended to update Azure Sphere to version 21.08 or newer to address this vulnerability and enhance security.

Long-Term Security Practices

Implement robust security measures, such as access controls and encryption, to safeguard sensitive data from unauthorized access.

Patching and Updates

Regularly apply security patches and updates provided by Microsoft to protect systems from known vulnerabilities.