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CVE-2023-6640— Silicon Labs PC Controller v5.54.0 and Earlier Denial of Service Vulnerability

Quick assessment

Affected
silabs.com PC Controller
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 PC Controller是美国芯科科技（Silicon Labs）公司的一款用于Z-Wave网络的安装和维护工具，允许开发人员在PC上管理Z-Wave设备，进行网络配置、故障排除和监控。 Silicon Labs PC Controller v5.54.0及之前版本存在安全漏洞，该漏洞源于格式错误的 S2 Nonce Get 命令类数据包可能会导致 PC Controller 崩溃。

CVSS 6.5 · Medium EPSS 0.27% · P18

Possible ATT&CK Techniques 1 AI

T1200 · Hardware Additions
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I. Basic Information for CVE-2023-6640

Vulnerability Information
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Vulnerability Title
Silicon Labs PC Controller v5.54.0 and Earlier Denial of Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Malformed S2 Nonce Get Command Class packets can be sent to crash PC Controller v5.54.0 and earlier.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未捕获的异常
Source: CVE Program / CVE List V5
Vulnerability Title
Silicon Labs PC Controller 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Silicon Labs PC Controller是美国芯科科技（Silicon Labs）公司的一款用于Z-Wave网络的安装和维护工具，允许开发人员在PC上管理Z-Wave设备，进行网络配置、故障排除和监控。 Silicon Labs PC Controller v5.54.0及之前版本存在安全漏洞，该漏洞源于格式错误的 S2 Nonce Get 命令类数据包可能会导致 PC Controller 崩溃。
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 PC Controller 0 ~ 5.54.0 -

II. Public POCs for CVE-2023-6640

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III. Intelligence Information for CVE-2023-6640

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Other References for CVE-2023-6640 (1)

Same Patch Batch · silabs.com · 2024-02-21 · 3 CVEs total

CVE-2024-22473 6.8 MEDIUM Uninitialized TRNG used for ECDSA after EM2/EM3 sleep for VSE devices
CVE-2023-6533 6.5 MEDIUM Silicon Labs PC Controller Denial of Service Vulnerability

IV. Related Vulnerabilities

Same product: PC Controller
Same vendor: silabs.com
Same weakness: CWE-248

V. Comments for CVE-2023-6640

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