CVE-2021-0073 : Security Advisory and Response

This article provides detailed information about CVE-2021-0073, a vulnerability in Intel(R) DSA that could enable escalation of privilege for authenticated users with local access.

Understanding CVE-2021-0073

This section delves into the impact and technical details of the CVE-2021-0073 vulnerability.

What is CVE-2021-0073?

CVE-2021-0073 refers to insufficient control flow management in Intel(R) DSA before version 20.11.50.9, potentially allowing an authenticated user to escalate privilege via local access.

The Impact of CVE-2021-0073

The vulnerability in Intel(R) DSA could lead to an escalation of privilege, posing a security risk for affected systems and versions.

Technical Details of CVE-2021-0073

This section explores the vulnerability description, affected systems, versions, and exploitation mechanism of CVE-2021-0073.

Vulnerability Description

Intel(R) DSA before version 20.11.50.9 exhibits insufficient control flow management, creating a security loophole that may empower authenticated users to heighten their privilege levels through local access.

Affected Systems and Versions

The vulnerability impacts Intel(R) DSA versions before 20.11.50.9, leaving them susceptible to exploitation and potential privilege escalation.

Exploitation Mechanism

An authenticated user with local access can leverage the control flow issue in Intel(R) DSA before version 20.11.50.9 to potentially escalate their privilege, posing a severe security threat.

Mitigation and Prevention

This section outlines the necessary steps to mitigate the risk and prevent exploitation of CVE-2021-0073 in Intel(R) DSA.

Immediate Steps to Take

Users are advised to update Intel(R) DSA to version 20.11.50.9 or later immediately to patch the vulnerability and prevent unauthorized privilege escalation.

Long-Term Security Practices

Implementing robust access control measures, regular security updates, and monitoring systems for unusual activities can enhance the long-term security posture of Intel(R) DSA.

Patching and Updates

Regularly applying security patches and staying informed about Intel(R) DSA security advisories can help defend against emerging threats and vulnerabilities.