CVE-2024-22473— Uninitialized TRNG used for ECDSA after EM2/EM3 sleep for VSE devices
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。 Silicon Labs Gecko SDK v4.4.0及之前版本存在安全漏洞，该漏洞源于可能允许通过密钥重新创建进行签名欺骗。
Possible ATT&CK Techniques 1 AI
T1553.005 · Mark-of-the-Web Bypass
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I. Basic Information for CVE-2024-22473
Vulnerability Information
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Vulnerability Title
Uninitialized TRNG used for ECDSA after EM2/EM3 sleep for VSE devices
Source: CVE Program / CVE List V5
Vulnerability Description
TRNG is used before initialization by ECDSA signing driver when exiting EM2/EM3 on Virtual Secure Vault (VSE) devices. This defect may allow Signature Spoofing by Key Recreation.This issue affects Gecko SDK through v4.4.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1279
Source: CVE Program / CVE List V5
Vulnerability Title
Silicon Labs 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。 Silicon Labs Gecko SDK v4.4.0及之前版本存在安全漏洞，该漏洞源于可能允许通过密钥重新创建进行签名欺骗。
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 | 0 ~ 4.4.0 | - |
|
II. Public POCs for CVE-2024-22473
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2024-22473 (1)
Same Patch Batch · silabs.com · 2024-02-21 · 3 CVEs total
| CVE-2023-6533 | 6.5 MEDIUM | Silicon Labs PC Controller Denial of Service Vulnerability |
| CVE-2023-6640 | 6.5 MEDIUM | Silicon Labs PC Controller v5.54.0 and Earlier Denial of Service Vulnerability |
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V. Comments for CVE-2024-22473
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