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CVE-2020-24637

7.2 · HIGH

Two vulnerabilities in ArubaOS GRUB2 implementation allows for an attacker to bypass secureboot.

Published Dec 11, 2020EPSS 1.57%

Overview

CVE-2020-24637 is a high-severity vulnerability. It was published on December 11, 2020 and has a CVSS 3.1 base score of 7.2 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Two vulnerabilities in ArubaOS GRUB2 implementation allows for an attacker to bypass secureboot. Successful exploitation of this vulnerability this could lead to remote compromise of system integrity by allowing an attacker to load an untrusted or modified kernel in Aruba 9000 Gateway; Aruba 7000 Series Mobility Controllers; Aruba 7200 Series Mobility Controllers version(s): 2.1.0.1, 2.2.0.0 and below; 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 ; 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refsupport.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbnw04072en_usRefsupport.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbnw04072en_us

How CyberStrike helps

Frequently asked questions

What is CVE-2020-24637?

CVE-2020-24637 is a high-severity vulnerability. It was published on December 11, 2020 and has a CVSS 3.1 base score of 7.2 (HIGH).

How severe is CVE-2020-24637?

This vulnerability has a CVSS 3.1 base score of 7.2, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2020-24637?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2020-24637?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2020-24637 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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