Description
Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys
Published: 2026-06-25
Score: 8.4 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 26 Jun 2026 10:45:00 +0000

Type Values Removed Values Added
First Time appeared Silicon Labs
Silicon Labs sisdk
Vendors & Products Silicon Labs
Silicon Labs sisdk

Thu, 25 Jun 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Thu, 25 Jun 2026 14:00:00 +0000

Type Values Removed Values Added
Description Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys
Title Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys
Weaknesses CWE-339
References
Metrics cvssV4_0

{'score': 8.4, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:N'}


Subscriptions

Silicon Labs Sisdk
cve-icon MITRE

Status: PUBLISHED

Assigner: Silabs

Published:

Updated: 2026-06-25T14:03:49.129Z

Reserved: 2026-02-19T16:49:32.148Z

Link: CVE-2026-2815

cve-icon Vulnrichment

Updated: 2026-06-25T14:03:44.190Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-26T09:38:07Z

Weaknesses