How severe is CVE-2024-45777?

CVE-2024-45777 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-45777 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-45777?

CVE-2024-45777 primarily affects Redhat Openshift. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-45777?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-45777 have an EU (EUVD) identifier?

Yes. CVE-2024-45777 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4668.

When was CVE-2024-45777 published?

CVE-2024-45777 was published on 2025-02-19 and last updated on 2026-06-29.

CVE-2024-45777

CVE-2024-45777 is a medium-severity vulnerability in Redhat Openshift with a CVSS 3.x base score of 6.7. 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-787.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-4668
Weakness: CWE-787
Affected product: Redhat Openshift
Published: 2025-02-19
Last modified: 2026-06-29

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.

Frequently asked questions

What is CVE-2024-45777?: 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.
How severe is CVE-2024-45777?: CVE-2024-45777 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-45777 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-45777?: CVE-2024-45777 primarily affects Redhat Openshift. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-45777?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-45777 have an EU (EUVD) identifier?: Yes. CVE-2024-45777 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4668.
When was CVE-2024-45777 published?: CVE-2024-45777 was published on 2025-02-19 and last updated on 2026-06-29.

References

Affected products (6)

cpe:2.3:a:gnu:grub2:*:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift:4.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:*

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