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CVE-2024-3043— Zigbee co-ordinator realignment packet may lead to denial of service

Quick assessment

Affected
silabs.com Ember ZNet SDK
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 Simplicity SDK是美国芯科科技（Silicon Labs）公司的一个嵌入式软件开发平台，用于基于我们的 2 系列和即将推出的 3 系列无线和 MCU 设备构建物联网产品。 Silicon Labs Simplicity SDK 存在安全漏洞，该漏洞源于未经认证的 IEEE 802.15.4 co-ordinator realignment数据包可用于强制更改 Zigbee 节点的网络标识符 (pan ID)，从而导致拒绝服务。

CVSS 7.5 · High EPSS 0.53% · P44

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2024-3043

Vulnerability Information
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Vulnerability Title
Zigbee co-ordinator realignment packet may lead to denial of service
Source: CVE Program / CVE List V5
Vulnerability Description
An unauthenticated IEEE 802.15.4 'co-ordinator realignment' packet can be used to force Zigbee nodes to change their network identifier (pan ID), leading to a denial of service. This packet type is not useful in production and should be used only for PHY qualification.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
从非可信控制范围包含功能例程
Source: CVE Program / CVE List V5
Vulnerability Title
Silicon Labs Simplicity SDK 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Silicon Labs Simplicity SDK是美国芯科科技（Silicon Labs）公司的一个嵌入式软件开发平台，用于基于我们的 2 系列和即将推出的 3 系列无线和 MCU 设备构建物联网产品。 Silicon Labs Simplicity SDK 存在安全漏洞，该漏洞源于未经认证的 IEEE 802.15.4 co-ordinator realignment数据包可用于强制更改 Zigbee 节点的网络标识符 (pan ID)，从而导致拒绝服务。
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 Ember ZNet SDK 0 ~ 8.0.0 -

II. Public POCs for CVE-2024-3043

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III. Intelligence Information for CVE-2024-3043

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Other References for CVE-2024-3043 (2)

IV. Related Vulnerabilities

Same product: Ember ZNet SDK
Same vendor: silabs.com
Same weakness: CWE-829