CVE-2020-12374 : Exploit Details and Defense Strategies
Learn about CVE-2020-12374, a buffer overflow vulnerability in Intel(R) Server Boards, Server Systems, and Compute Modules before version 2.47, potentially enabling privilege escalation via local access. Find mitigation steps and preventive measures.
A buffer overflow vulnerability in the BMC firmware of certain Intel(R) Server Boards, Server Systems, and Compute Modules before version 2.47 could allow a privileged user to potentially escalate privileges via local access.
Understanding CVE-2020-12374
This CVE identifies a specific security issue in Intel server hardware that could lead to privilege escalation.
What is CVE-2020-12374?
CVE-2020-12374 is a buffer overflow vulnerability found in the BMC firmware of certain Intel server products, potentially enabling privilege escalation for a local user.
The Impact of CVE-2020-12374
The vulnerability could allow a privileged user to exploit the buffer overflow to escalate their privileges on the affected Intel server hardware.
Technical Details of CVE-2020-12374
This section delves into the technical aspects of the vulnerability.
Vulnerability Description
The buffer overflow in the BMC firmware of Intel server products before version 2.47 could be exploited by a privileged user for privilege escalation.
Affected Systems and Versions
- Product: Intel(R) Server Boards, Server Systems, and Compute Modules
- Versions Affected: Before version 2.47
Exploitation Mechanism
The vulnerability could be exploited locally by a privileged user to potentially escalate their privileges on the affected Intel server hardware.
Mitigation and Prevention
Protecting systems from this vulnerability is crucial for maintaining security.
Immediate Steps to Take
- Update the BMC firmware to version 2.47 or later to mitigate the vulnerability.
- Limit physical access to the affected Intel server hardware to authorized personnel only.
Long-Term Security Practices
- Regularly monitor and update firmware and software on Intel server hardware to address security vulnerabilities.
- Implement strong access controls and user privilege management to prevent unauthorized escalation of privileges.
Patching and Updates
Ensure timely installation of security patches and updates provided by Intel to address known vulnerabilities.