Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2025-7964— Zigbee Router Denial of Service

Quick assessment

Affected
silabs.com Silicon Labs Zigbee Stack
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Silicon Labs Zigbee Stack是美国芯科（Silicon）公司的一个无线网络协议栈。 Silicon Labs Zigbee Stack存在安全漏洞，该漏洞源于处理畸形802.15.4 MAC数据请求可能导致Zigbee路由器陷入不可重新加入状态。

AI Predicted 7.5 Difficulty: Trivial EPSS 0.29% · P20

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2025-7964

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Zigbee Router Denial of Service
Source: CVE Program / CVE List V5
Vulnerability Description
After receiving a malformed 802.15.4 MAC Data Request the Zigbee Coordinator sends a ‘network leave’ request to Zigbee router resulting in the Zigbee Router getting stuck in a non-rejoinable state. If a suitable parent is not available, the end devices will be unable to rejoin. A manual recommissioning is required to recover the Zigbee Router.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
Source: CVE Program / CVE List V5
Vulnerability Type
值处理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Silicon Labs Zigbee Stack 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Silicon Labs Zigbee Stack是美国芯科（Silicon）公司的一个无线网络协议栈。 Silicon Labs Zigbee Stack存在安全漏洞，该漏洞源于处理畸形802.15.4 MAC数据请求可能导致Zigbee路由器陷入不可重新加入状态。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
silabs.com Silicon Labs Zigbee Stack 0 ~ 4.4.6 -
silabs.com Silicon Labs Zigbee Stack 0 ~ 2025.6.1 -

II. Public POCs for CVE-2025-7964

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2025-7964

请登录查看更多情报信息。

IV. Related Vulnerabilities

Same vendor: silabs.com
Same weakness: CWE-229

V. Comments for CVE-2025-7964

No comments yet

Leave a comment