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CVE-2024-40427

22
FAUCET Score

CVE-2024-40427 is a high-severity stack buffer overflow vulnerability affecting PX4-Autopilot v1.14.3, specifically impacting dronecode px4_drone_autopilot products. With a CVSS score of 7.9, it allows a local, low-privileged attacker to execute commands, leading to a denial of service and potential integrity compromise. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.14.3CPE matchmatch criteria
cpe:2.3:a:dronecode:px4_drone_autopilot:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.9HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.5
Impact Score
5.8
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.34%
Probability of exploitation in next 30 days
EPSS Percentile
26.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0034 is in the 59th percentile among its peer group of 759 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / PX4/PX4-Autopilot/commit/e03e0261a1a0c82f545e66a1e3795956c886db71
Patch
github.com / PX4/PX4-Autopilot/security/advisories/GHSA-55wq-2hgm-75m4
ExploitVendor Advisory