CVE-2021-0116 Explained : Impact and Mitigation

A privilege escalation vulnerability, CVE-2021-0116, affects certain Intel(R) Processors due to an out-of-bounds write issue in the firmware. This could potentially allow a privileged user to escalate their privileges via local access.

Understanding CVE-2021-0116

This section delves into the specifics of the CVE-2021-0116 vulnerability.

What is CVE-2021-0116?

The CVE-2021-0116 vulnerability involves an out-of-bounds write in the firmware of some Intel(R) Processors. It could be exploited by a privileged user to enable an escalation of privilege through local access.

The Impact of CVE-2021-0116

The impact of this vulnerability is significant as it could result in a privileged user gaining unauthorized access and control over the affected system.

Technical Details of CVE-2021-0116

In this section, we explore the technical aspects of CVE-2021-0116.

Vulnerability Description

The vulnerability arises from an out-of-bounds write issue present in the firmware of certain Intel(R) Processors, potentially leading to privilege escalation.

Affected Systems and Versions

The vulnerability affects Intel(R) Processors with specific firmware versions. Users are advised to check the references provided for more details.

Exploitation Mechanism

Exploiting this vulnerability requires local access and the ability to trigger the out-of-bounds write in the processor's firmware.

Mitigation and Prevention

Mitigation strategies and prevention measures for CVE-2021-0116 are crucial to maintain system security.

Immediate Steps to Take

Users should apply patches or updates provided by Intel to address the CVE-2021-0116 vulnerability and prevent its exploitation.

Long-Term Security Practices

Ensuring regular security updates, implementing least privilege principles, and monitoring system access are important long-term security practices.

Patching and Updates

Regularly check for firmware updates from Intel to address vulnerabilities and enhance system security.