CVE-2021-26429 : Exploit Details and Defense Strategies

Azure Sphere Elevation of Privilege Vulnerability was published by Microsoft on August 10, 2021, affecting Azure Sphere versions less than 21.07. The vulnerability has a CVSS base score of 7.7, indicating a HIGH severity level.

Understanding CVE-2021-26429

This section provides an overview of the Azure Sphere Elevation of Privilege Vulnerability.

What is CVE-2021-26429?

CVE-2021-26429 is an elevation of privilege vulnerability in Azure Sphere that could allow an attacker to gain elevated privileges on the affected system.

The Impact of CVE-2021-26429

This vulnerability has a base severity score of 7.7, indicating a high impact. Successful exploitation could lead to unauthorized access and control of the system.

Technical Details of CVE-2021-26429

Here are the technical details associated with CVE-2021-26429.

Vulnerability Description

The vulnerability allows an attacker to elevate their privileges on the Azure Sphere system, potentially leading to unauthorized actions.

Affected Systems and Versions

Azure Sphere versions 20.00 and below, less than 21.07, are impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by executing malicious actions to escalate their privileges on the Azure Sphere platform.

Mitigation and Prevention

Learn how to protect your systems from CVE-2021-26429.

Immediate Steps to Take

Immediately update Azure Sphere to version 21.07 or higher to mitigate the risk of exploitation.

Long-Term Security Practices

Practice good security hygiene by regularly updating and monitoring your Azure Sphere devices to prevent future vulnerabilities.

Patching and Updates

Stay informed about security patches and updates released by Microsoft for Azure Sphere to ensure your systems are secure.