Medium severity · published Oct 16, 2024
CVE-2024-29155
Denial of service on Microchip RN4870 devices
4.3
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 14% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RN
RN4870 · Microchip
before 1.44 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-29155
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-29155
ww1.microchip.com
https://ww1.microchip.com/downloads/aemDocuments/documents/WSG/ProductDocuments/SoftwareLibraries/Firmware/RN4870-71-Firmware-1.44.zip
www.microchip.com
https://www.microchip.com/en-us/product/rn4870