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CVE-2024-29155

Denial of service on Microchip RN4870 devices

Published: Oct 16, 2024Updated: Aug 29, 2025 Sources: CVE List NVDCWE-239
4.3MEDIUM
NVD MITRE
EPSS Score
0.2%
Top 87.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

On Microchip RN4870 devices, when more than one consecutive PairReqNoInputNoOutput request is received, the device becomes incapable of completing the pairing process. A third party can inject a second PairReqNoInputNoOutput request just after a real one, causing the pair request to be blocked.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:UC:NI:NA:L
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:LAvailability
Low
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Weaknesses

CWE-239

Affected Products

RN4870MicrochipHardware Firmware
microchipcommercialUSHardware Firmwareaka microchip technology

Exploitability

Official Patch Available

References

https://www.microchip.com/en-us/product/rn4870
microchip.com
https://ww1.microchip.com/downloads/aemDocuments/documents/WSG/ProductDocuments/SoftwareLibraries/Firmware/RN4870-71-Firmware-1.44.zip
ww1.microchip.com

Timeline

Published
Oct 16, 2024
Last Updated
Aug 29, 2025

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