Description
A state machine transition flaw in the Bluetooth Low Energy (BLE) stack of Cypress PSoC4 v3.66 allows attackers to bypass the pairing process and authentication via a crafted pairing_failed packet.
Published: 2025-06-27
Score: 8.1 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
Source ID Title
EUVD EUVD EUVD-2025-19417 A state machine transition flaw in the Bluetooth Low Energy (BLE) stack of Cypress PSoC4 v3.66 allows attackers to bypass the pairing process and authentication via a crafted pairing_failed packet.
History

Wed, 02 Jul 2025 15:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-303
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 27 Jun 2025 17:00:00 +0000

Type Values Removed Values Added
Description A state machine transition flaw in the Bluetooth Low Energy (BLE) stack of Cypress PSoC4 v3.66 allows attackers to bypass the pairing process and authentication via a crafted pairing_failed packet.
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-07-02T14:22:39.151Z

Reserved: 2025-04-22T00:00:00.000Z

Link: CVE-2025-44557

cve-icon Vulnrichment

Updated: 2025-07-02T14:22:23.533Z

cve-icon NVD

Status : Deferred

Published: 2025-06-27T17:15:33.040

Modified: 2026-04-15T00:35:42.020

Link: CVE-2025-44557

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses