CVE-2021-0101 Explained : Impact and Mitigation
Learn about CVE-2021-0101, a buffer overflow vulnerability in the BMC firmware of Intel Server BoardM10JNP2SB before version EFI BIOS 7215, BMC 8100.01.08, allowing privilege escalation.
A buffer overflow vulnerability exists in the BMC firmware of Intel(R) Server BoardM10JNP2SB before version EFI BIOS 7215, BMC 8100.01.08. This vulnerability may allow an unauthenticated user to potentially escalate privileges through adjacent access.
Understanding CVE-2021-0101
This section covers the essential information related to CVE-2021-0101.
What is CVE-2021-0101?
CVE-2021-0101 is a buffer overflow vulnerability found in the BMC firmware for Intel(R) Server BoardM10JNP2SB before version EFI BIOS 7215, BMC 8100.01.08. It can be exploited by an unauthenticated user to enable privilege escalation.
The Impact of CVE-2021-0101
The impact of CVE-2021-0101 includes the potential for unauthorized users to gain escalated privileges through adjacent access, posing a significant security risk.
Technical Details of CVE-2021-0101
This section delves into the technical aspects of CVE-2021-0101.
Vulnerability Description
The vulnerability stems from a buffer overflow issue in the BMC firmware, allowing threat actors to potentially execute arbitrary code and escalate privileges.
Affected Systems and Versions
Intel(R) Server BoardM10JNP2SB devices before version EFI BIOS 7215 and BMC 8100.01.08 are susceptible to this vulnerability.
Exploitation Mechanism
By exploiting the buffer overflow in the BMC firmware, an unauthenticated user can manipulate adjacent access to gain escalated privileges.
Mitigation and Prevention
This section outlines the necessary steps to mitigate the risks associated with CVE-2021-0101.
Immediate Steps to Take
Immediate actions include applying patches and updates provided by Intel to address the vulnerability and prevent potential exploitation.
Long-Term Security Practices
Incorporating robust security protocols, continuous monitoring, and access control mechanisms can enhance long-term security posture.
Patching and Updates
Regularly check for security advisories from Intel and promptly apply firmware updates and patches to safeguard against known vulnerabilities.