How severe is CVE-2024-45483?

CVE-2024-45483 has a CVSS 4.0 base score of 7.0, rated high severity.

Is CVE-2024-45483 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-45483?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-45483 have an EU (EUVD) identifier?

Yes. CVE-2024-45483 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-54292.

When was CVE-2024-45483 published?

CVE-2024-45483 was published on 2025-03-25 and last updated on 2026-06-17.

CVE-2024-45483

CVE-2024-45483 is a high-severity vulnerability with a CVSS 4.0 base score of 7.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.

Key facts

Severity: High (CVSS 4.0 base score 7.0)
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-54292
Weakness: CWE-306
Published: 2025-03-25
Last modified: 2026-06-17

Description

A Missing Authentication for Critical Function vulnerability in the GRUB configuration used B&R APROL <4.4-01 may allow an unauthenticated physical attacker to alter the boot configuration of the operating system.

Frequently asked questions

What is CVE-2024-45483?: A Missing Authentication for Critical Function vulnerability in the GRUB configuration used B&R APROL <4.4-01 may allow an unauthenticated physical attacker to alter the boot configuration of the operating system.
How severe is CVE-2024-45483?: CVE-2024-45483 has a CVSS 4.0 base score of 7.0, rated high severity.
Is CVE-2024-45483 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-45483?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-45483 have an EU (EUVD) identifier?: Yes. CVE-2024-45483 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-54292.
When was CVE-2024-45483 published?: CVE-2024-45483 was published on 2025-03-25 and last updated on 2026-06-17.

References

https://www.br-automation.com/fileadmin/SA24P015-77573c08.pdf

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