CVE-2023-0775— Bluetooth LE Invalid prepare write request command leads to denial of service
Quick assessment
Affected
silabs.com GSDK
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 Gecko SDK（GSDK）是Silicon Labs开源的一个库。将 Silicon Labs 无线软件开发工具包（SDK）和 Gecko 平台结合为一个集成的软件包。 Gecko SDK存在安全漏洞，该漏洞源于无效的准备写入请求命令可能导致蓝牙堆栈内存不足，无法处理后续连接请求，从而导致拒绝服务。
Possible ATT&CK Techniques 1 AI
T1499.001 · OS Exhaustion Flood
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I. Basic Information for CVE-2023-0775
Vulnerability Information
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Vulnerability Title
Bluetooth LE Invalid prepare write request command leads to denial of service
Source: CVE Program / CVE List V5
Vulnerability Description
An invalid ‘prepare write request’ command can cause the Bluetooth LE stack to run out of memory and fail to be able to handle subsequent connection requests, resulting in a denial-of-service.
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
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Gecko SDK 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Silicon Labs Gecko SDK（GSDK）是Silicon Labs开源的一个库。将 Silicon Labs 无线软件开发工具包（SDK）和 Gecko 平台结合为一个集成的软件包。 Gecko SDK存在安全漏洞，该漏洞源于无效的准备写入请求命令可能导致蓝牙堆栈内存不足，无法处理后续连接请求，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 | GSDK | 1.0 ~ v5.1.1 | - |
|
II. Public POCs for CVE-2023-0775
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2023-0775 (2)
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V. Comments for CVE-2023-0775
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