The following table lists the changes that have been made to the
CVE-2025-1221 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.
Jul. 30, 2025
| Action | Type | Old Value | New Value |
|---|---|---|---|
| Added | Description | 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 | |
| Added | CVSS V4.0 | 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 | |
| Added | CWE | CWE-667 | |
| Added | Reference | https://community.silabs.com/068Vm00000Sadyn | |
| Added | Reference | https://www.silabs.com/documents/public/release-notes/emberznet-release-notes-7.4.4.0.pdf | |
| Added | Reference | https://www.silabs.com/documents/public/release-notes/emberznet-release-notes-8.0.2.0.pdf | |
| Added | Reference | https://www.silabs.com/documents/public/release-notes/emberznet-release-notes-8.1.0.0.pdf |
CVE ID : CVE-2025-10304 Published : Dec. 3, 2025, 3:27 a.m. | 26 minutes ago Description : The Everest Backup –
CVE ID : CVE-2025-12585 Published : Dec. 3, 2025, 3:27 a.m. | 26 minutes ago Description : The MxChat – AI
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