CVE-2022-37336 Explained : Impact and Mitigation

This article provides insights into CVE-2022-37336, detailing the vulnerability, its impact, technical aspects, and mitigation techniques.

Understanding CVE-2022-37336

CVE-2022-37336 involves improper input validation in BIOS firmware for certain Intel(R) NUC devices, potentially enabling escalation of privilege for a privileged user with local access.

What is CVE-2022-37336?

The vulnerability in the BIOS firmware of Intel(R) NUC devices allows a privileged user to exploit improper input validation, leading to an escalation of privilege through local access.

The Impact of CVE-2022-37336

With a base severity rating of HIGH, the CVE-2022-37336 vulnerability can result in unauthorized escalation of privileges on affected Intel(R) NUC devices, posing a significant security risk.

Technical Details of CVE-2022-37336

This section elaborates on the vulnerability description, affected systems, and the exploitation mechanism associated with CVE-2022-37336.

Vulnerability Description

The vulnerability arises from improper input validation in the BIOS firmware of certain Intel(R) NUC devices, enabling a privileged user to exploit this flaw locally to escalate privileges.

Affected Systems and Versions

The vulnerability impacts Intel(R) NUC devices, with the exact affected versions specified as 'See references'.

Exploitation Mechanism

By leveraging the improper input validation in BIOS firmware, a privileged local user can exploit CVE-2022-37336 to elevate their privileges.

Mitigation and Prevention

In this section, learn about immediate steps to enhance security, establish long-term practices, and ensure timely patching and updates for CVE-2022-37336.

Immediate Steps to Take

Upon discovering CVE-2022-37336, immediate actions such as restricting access rights and monitoring system activities are crucial to prevent privilege escalation.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security audits, and providing security awareness training can fortify defenses against vulnerabilities like CVE-2022-37336.

Patching and Updates

Stay informed about security advisories and apply relevant patches and updates from Intel to address CVE-2022-37336 and other identified vulnerabilities effectively.