DPA countermeasures in Silicon Labs' Series 2 devices are not reseeded under certain conditions. 

This may allow an attacker to eventually extract secret keys through a DPA attack.

Project Subscriptions

Vendors Products
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Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 10 Feb 2026 15:45:00 +0000

Type Values Removed Values Added
First Time appeared Silabs
Silabs simplicity Sdk
Vendors & Products Silabs
Silabs simplicity Sdk

Mon, 09 Feb 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 09 Feb 2026 16:30:00 +0000

Type Values Removed Values Added
Description DPA countermeasures in Silicon Labs' Series 2 devices are not reseeded under certain conditions.  This may allow an attacker to eventually extract secret keys through a DPA attack.
Title DPA countermeasures not reseeded under certain conditions
Weaknesses CWE-331
References
Metrics cvssV4_0

{'score': 1, 'vector': 'CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Silabs

Published:

Updated: 2026-02-09T16:23:54.517Z

Reserved: 2025-07-10T14:55:15.161Z

Link: CVE-2025-7432

cve-icon Vulnrichment

Updated: 2026-02-09T16:23:46.942Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-02-09T18:16:05.427

Modified: 2026-02-09T21:55:30.093

Link: CVE-2025-7432

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-10T15:37:36Z

Weaknesses