CVE-2024-45038
highpriority · track · 0EPSS 0.006 · 48 %ileEUUSEPSS · scored 2026-10-27
Meshtastic device firmware is a firmware for meshtastic devices to run an open source, off-grid, decentralized, mesh network built to run on affordable, low-power devices. Meshtastic device firmware is subject to a denial of serivce vulnerability in MQTT handling, fixed in version 2.4.1 of the Meshtastic firmware and on the Meshtastic public MQTT Broker. It's strongly suggested that all users of Meshtastic, particularly those that connect to a privately hosted MQTT server, update to this or a more recent stable version right away. There are no known workarounds for this vulnerability.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.9–7.5
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
also known as (2)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (4)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2024-45038/cnnvd
- https://github.com/meshtastic/firmware/security/advisories/GHSA-3x3r-vw9f-pxq5cnnvd
- https://github.com/meshtastic/firmware/security/advisories/GHSA-3x3r-vw9f-pxq5enisa_euvd
- https://github.com/meshtastic/firmware/security/advisories/GHSA-3x3r-vw9f-pxq5Vendor Advisorynvd
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