CVE-2020-12375 : What You Need to Know
Learn about CVE-2020-12375, a heap overflow vulnerability in Intel(R) Server Boards, Server Systems, and Compute Modules BMC firmware before version 2.47, allowing privilege escalation via local access. Find mitigation steps and updates.
A heap overflow vulnerability in the BMC firmware of certain Intel(R) Server Boards, Server Systems, and Compute Modules before version 2.47 could allow an authenticated user to potentially escalate privileges through local access.
Understanding CVE-2020-12375
This CVE involves a heap overflow issue in the BMC firmware of specific Intel server products, potentially leading to privilege escalation.
What is CVE-2020-12375?
The vulnerability in the BMC firmware of Intel server products before version 2.47 could be exploited by an authenticated user to elevate privileges locally.
The Impact of CVE-2020-12375
The vulnerability may enable an attacker to escalate privileges on affected systems, posing a security risk to the integrity and confidentiality of data.
Technical Details of CVE-2020-12375
This section provides technical insights into the vulnerability.
Vulnerability Description
A heap overflow in the BMC firmware of Intel server products before version 2.47 allows for potential privilege escalation via local access.
Affected Systems and Versions
- Product: Intel(R) Server Boards, Server Systems, and Compute Modules
- Versions Affected: Before version 2.47
Exploitation Mechanism
The vulnerability can be exploited by an authenticated user to trigger a heap overflow in the BMC firmware, leading to privilege escalation.
Mitigation and Prevention
Protecting systems from CVE-2020-12375 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply patches or updates provided by Intel to mitigate the vulnerability.
- Monitor and restrict access to BMC interfaces to prevent unauthorized exploitation.
- Implement strong authentication mechanisms for system access.
Long-Term Security Practices
- Regularly update firmware and software to address security vulnerabilities.
- Conduct security assessments and audits to identify and remediate potential risks.
- Educate users on secure practices to prevent unauthorized access.
Patching and Updates
Intel has released version 2.47 to address the vulnerability. Ensure all affected systems are updated to this version to mitigate the risk of privilege escalation.