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CVE-2023-51395— Z-Wave S0 Decryption Vulnerability in End Devices

Quick assessment

Affected
Silicon Labs Z-Wave 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.

Z-Wave是一种主要用于家庭自动化的无线通信协议。它是一种网状网络，使用低耗能无线电波在设备与设备间进行通信，从而无线控制家中电器和其他设备，例如控制照明、安全系统、恒温器、窗户、锁、游泳池和车库门开启器。 Silicon Labs Z-Wave存在安全漏洞，该漏洞源于存在堆栈缓冲区溢出，未经身份验证的攻击者可以执行任意代码。

CVSS 8.8 · High EPSS 0.34% · P25
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I. Basic Information for CVE-2023-51395

Vulnerability Information
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Vulnerability Title
Z-Wave S0 Decryption Vulnerability in End Devices
Source: CVE Program / CVE List V5
Vulnerability Description
The vulnerability described by CVE-2023-0972 has been additionally discovered in Silicon Labs Z-Wave end devices. This vulnerability may allow an unauthenticated attacker within Z-Wave range to overflow a stack buffer, leading to arbitrary code execution.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
Z-Wave 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Z-Wave是一种主要用于家庭自动化的无线通信协议。它是一种网状网络，使用低耗能无线电波在设备与设备间进行通信，从而无线控制家中电器和其他设备，例如控制照明、安全系统、恒温器、窗户、锁、游泳池和车库门开启器。 Silicon Labs Z-Wave存在安全漏洞，该漏洞源于存在堆栈缓冲区溢出，未经身份验证的攻击者可以执行任意代码。
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
Silicon Labs Z-Wave SDK 7.20.0 -

II. Public POCs for CVE-2023-51395

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III. Intelligence Information for CVE-2023-51395

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Other References for CVE-2023-51395 (1)

IV. Related Vulnerabilities

Same product: Z-Wave SDK
Same vendor: Silicon Labs
Same weakness: CWE-787

V. Comments for CVE-2023-51395

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