CVE-2021-0110 : What You Need to Know

A vulnerability has been identified in Intel(R) Thunderbolt(TM) Windows DCH Drivers before version 1.41.1054.0 that could allow an unauthenticated user to potentially enable denial of service through local access.

Understanding CVE-2021-0110

This CVE (Common Vulnerabilities and Exposures) identifies a specific security issue in Intel(R) Thunderbolt(TM) Windows DCH Drivers.

What is CVE-2021-0110?

The CVE-2021-0110 vulnerability involves improper access control in certain Intel Thunderbolt drivers, allowing an unauthenticated user to potentially launch a denial of service attack locally.

The Impact of CVE-2021-0110

The impact of this vulnerability is that an unauthorized user could trigger a denial of service condition through local access, potentially disrupting the normal operation of the affected systems.

Technical Details of CVE-2021-0110

Here are the technical specifics related to CVE-2021-0110:

Vulnerability Description

The vulnerability arises from insufficient access control mechanisms within Intel(R) Thunderbolt(TM) Windows DCH Drivers, enabling unauthorized users to exploit the flaw for initiating denial of service attacks.

Affected Systems and Versions

The issue affects Intel(R) ThunderboltTM Windows DCH Drivers versions prior to 1.41.1054.0.

Exploitation Mechanism

By exploiting the inadequate access control measures in the affected drivers, unauthorized individuals can potentially orchestrate denial of service attacks locally.

Mitigation and Prevention

To address CVE-2021-0110 and enhance the security posture of systems, consider the following measures:

Immediate Steps to Take

Update the Intel(R) Thunderbolt(TM) Windows DCH Drivers to version 1.41.1054.0 or later.
Restrict physical access to devices to prevent unauthorized users from exploiting the vulnerability.

Long-Term Security Practices

Regularly monitor for security advisories and updates from Intel related to Thunderbolt drivers.
Implement robust access control mechanisms and user authentication procedures to limit unauthorized access.

Patching and Updates

Install patches and updates provided by Intel to remediate the vulnerability and strengthen the security posture of the systems.