How severe is CVE-2024-39707?

CVE-2024-39707 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2024-39707 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-39707?

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

Does CVE-2024-39707 have an EU (EUVD) identifier?

Yes. CVE-2024-39707 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38336.

When was CVE-2024-39707 published?

CVE-2024-39707 was published on 2024-11-14 and last updated on 2026-06-17.

CVE-2024-39707

CVE-2024-39707 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. 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: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-38336
Weakness: CWE-306
Published: 2024-11-14
Last modified: 2026-06-17

Description

Insyde IHISI function 0x49 can restore factory defaults for certain UEFI variables without further authentication by default, which could lead to a possible roll-back attack in certain platforms. This is fixed in: kernel 5.2, version 05.29.19; kernel 5.3, version 05.38.19; kernel 5.4, version 05.46.19; kernel 5.5, version 05.54.19; kernel 5.6, version 05.61.19.

Frequently asked questions

What is CVE-2024-39707?: Insyde IHISI function 0x49 can restore factory defaults for certain UEFI variables without further authentication by default, which could lead to a possible roll-back attack in certain platforms. This is fixed in: kernel 5.2, version 05.29.19; kernel 5.3, version 05.38.19; kernel 5.4, version 05.46.19; kernel 5.5, version 05.54.19; kernel 5.6, version 05.61.19.
How severe is CVE-2024-39707?: CVE-2024-39707 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2024-39707 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-39707?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-39707 have an EU (EUVD) identifier?: Yes. CVE-2024-39707 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38336.
When was CVE-2024-39707 published?: CVE-2024-39707 was published on 2024-11-14 and last updated on 2026-06-17.

References

https://www.insyde.com/security-pledge/SA-2024007

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