How severe is CVE-2024-40427?

CVE-2024-40427 has a CVSS 3.x base score of 7.9, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2024-40427 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-40427?

CVE-2024-40427 affects Dronecode Px4 Drone Autopilot. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-40427?

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-2024-40427 have an EU (EUVD) identifier?

Yes. CVE-2024-40427 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38810.

When was CVE-2024-40427 published?

CVE-2024-40427 was published on 2025-01-07 and last updated on 2026-06-17.

CVE-2024-40427

CVE-2024-40427 is a high-severity vulnerability in Dronecode Px4 Drone Autopilot with a CVSS 3.x base score of 7.9. 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-120.

Key facts

Severity: High (CVSS 3.x base score 7.9)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-38810
Weakness: CWE-120
Affected product: Dronecode Px4 Drone Autopilot
Published: 2025-01-07
Last modified: 2026-06-17

Description

Stack Buffer Overflow in PX4-Autopilot v1.14.3, which allows attackers to execute commands to exploit this vulnerability and cause the program to refuse to execute

Frequently asked questions

What is CVE-2024-40427?: Stack Buffer Overflow in PX4-Autopilot v1.14.3, which allows attackers to execute commands to exploit this vulnerability and cause the program to refuse to execute
How severe is CVE-2024-40427?: CVE-2024-40427 has a CVSS 3.x base score of 7.9, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2024-40427 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-40427?: CVE-2024-40427 affects Dronecode Px4 Drone Autopilot. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-40427?: 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-2024-40427 have an EU (EUVD) identifier?: Yes. CVE-2024-40427 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38810.
When was CVE-2024-40427 published?: CVE-2024-40427 was published on 2025-01-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:dronecode:px4_drone_autopilot:*:*:*:*:*:*:*:*

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