CVE-2021-0007 : Vulnerability Insights and Analysis
Learn about CVE-2021-0007, a vulnerability in Intel(R) Ethernet Adapters 800 Series Controllers before version 1.5.1.0 that may enable denial of service attacks. Find out the impact, technical details, and mitigation strategies
A vulnerability has been identified in Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters before version 1.5.1.0. This vulnerability could allow a privileged attacker to potentially enable denial of service via local access.
Understanding CVE-2021-0007
This section delves into the details of CVE-2021-0007, discussing the impact, technical details, and mitigation strategies.
What is CVE-2021-0007?
CVE-2021-0007 is a vulnerability found in the firmware of Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters before version 1.5.1.0. It poses a risk of enabling denial of service attacks through local access.
The Impact of CVE-2021-0007
The impact of this vulnerability is serious as it allows a privileged attacker to exploit the uncaught exception in the firmware and potentially cause denial of service on affected systems.
Technical Details of CVE-2021-0007
This section covers specific technical aspects of the CVE, including the vulnerability description, affected systems and versions, and the exploitation mechanism.
Vulnerability Description
The vulnerability arises from an uncaught exception in the firmware of Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters before version 1.5.1.0.
Affected Systems and Versions
Systems using Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters before version 1.5.1.0 are vulnerable to this exploit.
Exploitation Mechanism
A privileged attacker can leverage this vulnerability via local access to potentially trigger denial of service attacks.
Mitigation and Prevention
In this section, we explore the immediate steps to take to secure systems, long-term security practices, and the importance of patching and updates.
Immediate Steps to Take
Immediately update the affected Intel(R) Ethernet Adapters to version 1.5.1.0 or above and implement access controls to prevent unauthorized access.
Long-Term Security Practices
Regularly monitor and update firmware and security configurations, conduct security audits, and train staff on cybersecurity best practices.
Patching and Updates
Stay informed about security advisories from Intel and other relevant sources, promptly apply patches, and keep systems up to date to mitigate potential risks.