How severe is CVE-2024-51394?

CVE-2024-51394 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-51394 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-51394?

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

Does CVE-2024-51394 have an EU (EUVD) identifier?

Yes. CVE-2024-51394 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-55579.

When was CVE-2024-51394 published?

CVE-2024-51394 was published on 2026-05-13 and last updated on 2026-06-17.

CVE-2024-51394

CVE-2024-51394 is a medium-severity vulnerability with a CVSS 3.x base score of 5.5. 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-119.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-55579
Weakness: CWE-119
Published: 2026-05-13
Last modified: 2026-06-17

Description

Buffer Overflow vulnerability in Ardupiot Copter Latest commit 92693e023793133e49a035daf37c14433e484778 allows a local attacker to cause a denial of service via the AP_MSP::loop, AP_MSP, AP_MSP.cpp components.

Frequently asked questions

What is CVE-2024-51394?: Buffer Overflow vulnerability in Ardupiot Copter Latest commit 92693e023793133e49a035daf37c14433e484778 allows a local attacker to cause a denial of service via the AP_MSP::loop, AP_MSP, AP_MSP.cpp components.
How severe is CVE-2024-51394?: CVE-2024-51394 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-51394 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-51394?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-51394 have an EU (EUVD) identifier?: Yes. CVE-2024-51394 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-55579.
When was CVE-2024-51394 published?: CVE-2024-51394 was published on 2026-05-13 and last updated on 2026-06-17.

References

https://github.com/ArduPilot/ardupilot/issues/28458

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