CVE-2021-33068 : Security Advisory and Response

A null pointer dereference vulnerability has been discovered in the Intel(R) Active Management Technology (AMT) subsystem before versions 15.0.35. This vulnerability could allow an authenticated user to trigger a denial of service attack via network access.

Understanding CVE-2021-33068

This section will delve into the details of the CVE-2021-33068 vulnerability.

What is CVE-2021-33068?

The CVE-2021-33068 vulnerability is a null pointer dereference issue in the Intel(R) AMT subsystem before versions 15.0.35. An authenticated user could exploit this vulnerability to potentially enable a denial of service attack through network access.

The Impact of CVE-2021-33068

The vulnerability could be leveraged by malicious actors with authenticated access to the system to disrupt services, potentially leading to a denial of service condition.

Technical Details of CVE-2021-33068

In this section, we will explore the technical aspects of the CVE-2021-33068 vulnerability.

Vulnerability Description

The vulnerability involves a null pointer dereference in the Intel(R) AMT subsystem, allowing an authenticated user to exploit it to trigger a denial of service attack.

Affected Systems and Versions

Systems running Intel(R) AMT versions before 15.0.35 are vulnerable to this issue. It is crucial for users to ensure they are running a secure version of the software.

Exploitation Mechanism

Authenticated users can exploit this vulnerability remotely via network access to trigger a denial of service attack, impacting system availability.

Mitigation and Prevention

This section provides guidance on how to mitigate and prevent the CVE-2021-33068 vulnerability.

Immediate Steps to Take

Users should update their Intel(R) AMT software to versions 15.0.35 or newer to mitigate the vulnerability.
Implement strong network security measures to prevent unauthorized access to vulnerable systems.

Long-Term Security Practices

Regularly monitor for security updates and apply patches promptly to ensure system security.
Conduct security audits to identify and address potential vulnerabilities in the system.

Patching and Updates

It is essential for users to stay informed about security advisories from Intel and promptly apply relevant patches to secure their systems against potential threats.