CVE-2021-0113 : Security Advisory and Response
Learn about CVE-2021-0113, an out of bounds write vulnerability in the BMC firmware of Intel Server Board M10JNP2SB before version EFI BIOS 7215, BMC 8100.01.08, enabling denial of service attacks.
An out of bounds write vulnerability in the BMC firmware of Intel(R) Server Board M10JNP2SB before version EFI BIOS 7215, BMC 8100.01.08 could allow an unauthenticated attacker to trigger a denial of service attack through adjacent access.
Understanding CVE-2021-0113
This section provides an overview of the CVE-2021-0113 vulnerability.
What is CVE-2021-0113?
The CVE-2021-0113 is an out of bounds write vulnerability found in the BMC firmware of Intel(R) Server Board M10JNP2SB before version EFI BIOS 7215, BMC 8100.01.08. It can potentially enable an unauthenticated user to launch a denial of service attack by leveraging adjacent access.
The Impact of CVE-2021-0113
The impact of this vulnerability is significant as it could lead to a denial of service condition, affecting the availability of the affected system.
Technical Details of CVE-2021-0113
In this section, we delve into the technical aspects of CVE-2021-0113.
Vulnerability Description
The vulnerability is due to an out of bounds write issue in the BMC firmware, which could be exploited by an unauthorized user to disrupt the normal functioning of the system through adjacent access.
Affected Systems and Versions
The affected product is the Intel(R) Server Board M10JNP2SB before version EFI BIOS 7215, BMC 8100.01.08.
Exploitation Mechanism
An unauthenticated attacker can exploit this vulnerability to potentially trigger a denial of service attack by gaining adjacent access to the target system.
Mitigation and Prevention
This section focuses on the mitigation strategies for CVE-2021-0113.
Immediate Steps to Take
It is recommended to apply the necessary security patches or updates provided by Intel to address this vulnerability. Additionally, restricting network access to the BMC interface can help mitigate the risk.
Long-Term Security Practices
Implementing robust network security measures, regular security assessments, and keeping systems up to date with the latest firmware versions are crucial for long-term protection.
Patching and Updates
Ensure prompt installation of security patches released by Intel to remediate the vulnerability and enhance the security posture of the affected systems.