CVE-2020-24637 : Vulnerability Insights and Analysis

Two vulnerabilities in ArubaOS GRUB2 implementation allow attackers to bypass secure boot, potentially leading to remote system compromise in Aruba 9000 Gateway, Aruba 7000 Series Mobility Controllers, and Aruba 7200 Series Mobility Controllers.

Understanding CVE-2020-24637

This CVE involves vulnerabilities in ArubaOS GRUB2 implementation that could be exploited to compromise system integrity remotely.

What is CVE-2020-24637?

The vulnerabilities in ArubaOS GRUB2 implementation enable attackers to bypass secure boot mechanisms, allowing them to load untrusted or modified kernels in affected Aruba devices.

The Impact of CVE-2020-24637

Successful exploitation of these vulnerabilities could result in remote compromise of system integrity, potentially leading to unauthorized access and control over the affected devices.

Technical Details of CVE-2020-24637

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerabilities in ArubaOS GRUB2 implementation allow attackers to bypass secure boot, potentially leading to remote system compromise.

Affected Systems and Versions

The following products and versions are affected:

Aruba 9000 Gateway: 2.1.0.1, 2.2.0.0 and below
Aruba 7000 Series Mobility Controllers: 6.4.4.23, 6.5.4.17, 8.2.2.9, 8.3.0.13, 8.5.0.10, 8.6.0.5, 8.7.0.0 and below
Aruba 7200 Series Mobility Controllers: 6.4.4.23, 6.5.4.17, 8.2.2.9, 8.3.0.13, 8.5.0.10, 8.6.0.5, 8.7.0.0 and below

Exploitation Mechanism

Attackers can exploit these vulnerabilities to load untrusted or modified kernels in the affected Aruba devices, compromising system integrity remotely.

Mitigation and Prevention

Protecting systems from CVE-2020-24637 is crucial to maintaining security.

Immediate Steps to Take

Apply security patches provided by the vendor promptly
Monitor for any unauthorized system changes or activities
Implement network segmentation to limit the impact of potential compromises

Long-Term Security Practices

Regularly update and patch all software and firmware on the affected devices
Conduct security assessments and audits to identify and address vulnerabilities proactively
Educate users and administrators on best security practices to prevent unauthorized access

Patching and Updates

Ensure that all affected systems are updated with the latest patches and security updates to mitigate the risks associated with CVE-2020-24637.