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CVE-2025-14972— Insufficient DPA countermeasure reseeding

Quick assessment

Affected
silabs.com Simplicity 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.

Silicon Simplicity SDK是美国芯科（Silicon）公司的一个嵌入式软件开发平台，用于基于我们的 2 系列和即将推出的 3 系列无线和 MCU 设备构建物联网产品。 Silicon Simplicity SDK存在安全特征问题漏洞，该漏洞源于DPA对策随机性不足，可能导致KSU密钥受到影响。

AI Predicted 7.5 Difficulty: Moderate EPSS 0.15% · P3

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
silabs.com Simplicity SDK ≤ *.* affected
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I. Basic Information for CVE-2025-14972

Vulnerability Information
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Vulnerability Title
Insufficient DPA countermeasure reseeding
Source: CVE Program / CVE List V5
Vulnerability Description
* Countermeasures for DPA within SYMCRYPTO engine on SixG301xxx devices are not sufficiently random and will eventually repeat. * KSU keys using SYMCRYPTO will be impacted by this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息熵不充分
Source: CVE Program / CVE List V5
Vulnerability Title
Silicon Simplicity SDK 安全特征问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Silicon Simplicity SDK是美国芯科（Silicon）公司的一个嵌入式软件开发平台，用于基于我们的 2 系列和即将推出的 3 系列无线和 MCU 设备构建物联网产品。 Silicon Simplicity SDK存在安全特征问题漏洞，该漏洞源于DPA对策随机性不足，可能导致KSU密钥受到影响。
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 Simplicity SDK 0 ~ *.* -

II. Public POCs for CVE-2025-14972

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III. Intelligence Information for CVE-2025-14972

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Vendor Pages for CVE-2025-14972 (1)

IV. Related Vulnerabilities

Same product: Simplicity SDK
Same vendor: silabs.com
Same weakness: CWE-331

V. Comments for CVE-2025-14972

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