CVE-2025-1221
DoS in Zigbee device due to heavy traffic
Vexday Risk Score
13Bajo
Decisión SSVC (CISA)
Track
Sin señal de explotación → monitorear
CVSS 5.9EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Ciclo de vida
30 jul 2025Publicada en NVD
Recomendación: Monitorear — sin señal de explotación por ahora.
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
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
Productos afectados
silabs.com · Zigbee¿Quieres saber si tu infraestructura está expuesta a esto?
Hablar con TrueHacking →Referencias
https://community.silabs.com/068Vm00000Sadynhttps://www.silabs.com/documents/public/release-notes/emberznet-release-notes-7.4.4.0.pdfhttps://www.silabs.com/documents/public/release-notes/emberznet-release-notes-8.0.2.0.pdfhttps://www.silabs.com/documents/public/release-notes/emberznet-release-notes-8.1.0.0.pdf