CVE-2025-14972

MEDIUM

Simplicity SDK - Insufficient Entropy in SYMCRYPTO DPA Countermeasures

Title source: llm

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.

References (1)

Core 1

Core References

Third Party Advisory, Permissions Required third-party-advisory permissions-required

https://community.silabs.com/068Vm00000M3cAX

Scores

CVSS v4 4.1

EPSS 0.0015

EPSS Percentile 4.1%

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-331

Status published

Products (1)

silabs.com/Simplicity SDK < *.*

Published May 15, 2026

Tracked Since May 15, 2026