5.9

CVE-2025-1221

DoS in Zigbee device due to heavy traffic

A Zigbee Radio Co-Processor (RCP), which is using SiLabs EmberZNet Zigbee stack, was unable to send messages to the host system (CPCd) due to heavy Zigbee traffic, resulting in a Denial of Service (DoS) attack, Only hard reset will bring the device to normal operation
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
Herstellersilabs.com
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Produkt Zigbee
Default Statusunaffected
Version <= 4.3.3
Version 0
Status affected
Version 4.4.3
Status affected
Herstellersilabs.com
≫
Produkt Zigbee
Default Statusunaffected
Version <= 2024.6.1
Version 0
Status affected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.18% 0.08
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
product-security@silabs.com 5.9 0 0
CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE-667 Improper Locking

The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.

https://community.silabs.com/068Vm00000Sadyn
https://www.silabs.com/documents/public/release-notes/emberznet-release-notes-7.4.4.0.pdf
https://www.silabs.com/documents/public/release-notes/emberznet-release-notes-8.0.2.0.pdf
https://www.silabs.com/documents/public/release-notes/emberznet-release-notes-8.1.0.0.pdf