CVE-2020-12336 Explained : Impact and Mitigation
Learn about CVE-2020-12336, a vulnerability in Intel(R) NUCs firmware allowing privilege escalation. Find out how to mitigate the risk and apply necessary patches.
Some Intel(R) NUCs are affected by insecure default variable initialization in firmware, potentially enabling privilege escalation for authenticated users via local access.
Understanding CVE-2020-12336
What is CVE-2020-12336?
This CVE describes a vulnerability in the firmware of certain Intel(R) NUCs that could be exploited by authenticated users to escalate their privileges locally.
The Impact of CVE-2020-12336
The vulnerability could lead to unauthorized privilege escalation, posing a security risk to affected systems.
Technical Details of CVE-2020-12336
Vulnerability Description
The issue stems from insecure default variable initialization in the firmware of Intel(R) NUCs.
Affected Systems and Versions
- Product: Intel(R) NUCs
- Versions: See references
Exploitation Mechanism
The vulnerability may be exploited by authenticated users with local access to potentially escalate their privileges.
Mitigation and Prevention
Immediate Steps to Take
- Apply patches or updates provided by Intel.
- Monitor Intel's security advisories for further guidance.
Long-Term Security Practices
- Regularly update firmware and software on Intel(R) NUCs.
- Implement strong access controls and user permissions.
Patching and Updates
It is crucial to promptly apply any patches or updates released by Intel to address this vulnerability.