CVE-2024-40427

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.34% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 28.2% of scored records. A rank, not a probability.

NVD base score

7.9 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2025-01-07 00:00Z1 YR AGO

Last updated

2025-01-08 18:09Z1 YR AGO

Reserved

2024-07-05

Assigning CNA

mitre

Record state

PUBLISHED

Severity

High (CVSS 7.9)

CNA CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:H

Weaknesses

• CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base

Data version

5.1

Document digest

c2d7c5330d45630bc5aa8003d0dc3e8c0aeb171dbac5ca0b8cc60638f42d33d3

• github.comhttps://github.com/PX4/PX4-Autopilot/security/advisories/GHSA-55wq-2hgm-75m4
• github.comhttps://github.com/PX4/PX4-Autopilot/commit/e03e0261a1a0c82f545e66a1e3795956c886db71