CVE-2023-6533— Silicon Labs PC Controller Denial of Service Vulnerability
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I. Basic Information for CVE-2023-6533
Vulnerability Information
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Vulnerability Title
Silicon Labs PC Controller Denial of Service Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Malformed Device Reset Locally Command Class packets can be sent to the controller, causing the controller to assume the end device has left the network. After this, frames sent by the end device will not be acknowledged by the controller. This vulnerability exists in PC Controller v5.54.0, and earlier.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未捕获的异常
Source: NVD (National Vulnerability Database)
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本地设备重置命令类数据包可能会发送到控制器，导致PC Controller 假设终端设备掉线。
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-2023-6533
| # | POC Description | Source Link | Shenlong Link |
|---|
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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-2023-6640 | 6.5 MEDIUM | Silicon Labs PC Controller v5.54.0 and Earlier Denial of Service Vulnerability |
IV. Related Vulnerabilities
Same vendor: silabs.com
- CVE-2025-11571
Command Execution vulnerability in Simplicity Installer - CVE-2025-14055
Integer underflow in Secure NCP host - CVE-2025-14547
ECJ-PAKE Integer Underflow Vulnerability in Silicon Labs PSA - CVE-2026-0619
Integer Wraparound DoS in Silicon Labs Matter Implementation - CVE-2025-11004
Reflected XSS vulnerability in Simplicity Device Manager too
Same weakness: CWE-248
- CVE-2026-41585
ZEBRA: Denial of Service via Interrupted JSON-RPC Requests f - CVE-2026-7183
aligungr UERANSIM Radio Link Simulation Layer rls_pdu.cpp De - CVE-2026-5937
Foxit PDF Editor/Reader's insufficient parameter validation - CVE-2026-35348
uutils coreutils sort Local Denial of Service via Forced UTF - CVE-2026-34944
Wasmtime segfault or unused out-of-sandbox load with `f64x2.
V. Comments for CVE-2023-6533
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