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CVE-2024-45777

6.7 · MEDIUM

A flaw was found in grub2.

Published Feb 19, 2025CWE-787EPSS 0.25%

Overview

CVE-2024-45777 is a medium-severity vulnerability. It was published on February 19, 2025 and has a CVSS 3.1 base score of 6.7 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

A flaw was found in grub2. The calculation of the translation buffer when reading a language .mo file in grub_gettext_getstr_from_position() may overflow, leading to a Out-of-bound write. This issue can be leveraged by an attacker to overwrite grub2's sensitive heap data, eventually leading to the circumvention of secure boot protections.

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

Refaccess.redhat.com/errata/RHSA-2025:20532Refaccess.redhat.com/security/cve/CVE-2024-45777Refbugzilla.redhat.com/show_bug.cgi?id=2346343

How CyberStrike helps

Frequently asked questions

What is CVE-2024-45777?

CVE-2024-45777 is a medium-severity vulnerability. It was published on February 19, 2025 and has a CVSS 3.1 base score of 6.7 (MEDIUM).

How severe is CVE-2024-45777?

This vulnerability has a CVSS 3.1 base score of 6.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-45777?

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-2024-45777?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-45777 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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