CVE-2021-0144 : Exploit Details and Defense Strategies

This CVE-2021-0144 impacts the Intel BSSA DFT feature due to insecure default variable initialization, potentially enabling a privileged user to escalate privileges locally.

Understanding CVE-2021-0144

This vulnerability affects the Intel BSSA DFTrs, posing a risk of privilege escalation for users with local access.

What is CVE-2021-0144?

CVE-2021-0144 involves insecure default variable initialization in the Intel BSSA DFT feature, creating a pathway for a privileged user to escalate their privileges locally.

The Impact of CVE-2021-0144

The impact of this vulnerability is the potential escalation of privilege for an attacker with local access, compromising system security.

Technical Details of CVE-2021-0144

This section delves into the technical aspects of the CVE, including the vulnerability description, affected systems, versions, and exploitation mechanisms.

Vulnerability Description

The vulnerability arises from insecure default variable initialization for the Intel BSSA DFT feature, opening a door for privileged user privilege escalation via local access.

Affected Systems and Versions

The Intel BSSA DFTrs product is affected by this CVE, with the specific version details available in the provided references.

Exploitation Mechanism

The vulnerability may be exploited by a privileged user with access to leverage the insecure default variable initialization in the Intel BSSA DFT feature for privilege escalation.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-0144, immediate steps should be taken, and long-term security practices and patching updates are crucial.

Immediate Steps to Take

Users should review the provided references for Intel's security advisories and apply the necessary updates and patches to address this vulnerability.

Long-Term Security Practices

Adopting secure coding practices, ongoing security training, and regular vulnerability assessments can enhance the long-term security posture against similar vulnerabilities.

Patching and Updates

Ensure all relevant patches and updates provided by Intel for the affected product versions are promptly applied to mitigate the privilege escalation risk associated with this CVE.