CVE-2020-8693 : Security Advisory and Response
Learn about CVE-2020-8693, a firmware vulnerability in Intel(R) Ethernet 700 Series Controllers that may lead to privilege escalation and denial of service. Find out how to mitigate this issue.
Intel(R) Ethernet 700 Series Controllers firmware vulnerability may lead to privilege escalation and denial of service.
Understanding CVE-2020-8693
What is CVE-2020-8693?
Improper buffer restrictions in the firmware of Intel(R) Ethernet 700 Series Controllers can allow a privileged user to potentially escalate privilege and cause denial of service through local access.
The Impact of CVE-2020-8693
This vulnerability could enable an attacker to escalate privileges and disrupt services on affected systems.
Technical Details of CVE-2020-8693
Vulnerability Description
The flaw lies in the firmware of Intel(R) Ethernet 700 Series Controllers, enabling unauthorized privilege escalation and denial of service.
Affected Systems and Versions
- Product: Intel(R) Ethernet 700 Series Controllers
- Versions: See references
Exploitation Mechanism
The vulnerability can be exploited by a privileged user with local access to the system.
Mitigation and Prevention
Immediate Steps to Take
- Apply patches provided by Intel to fix the vulnerability.
- Monitor system logs for any unusual activities that may indicate exploitation.
Long-Term Security Practices
- Regularly update firmware and software to prevent future vulnerabilities.
- Implement the principle of least privilege to restrict user access.
Patching and Updates
Ensure all systems running Intel(R) Ethernet 700 Series Controllers have the latest firmware updates installed.