CVE-2025-44557

Published: Jun 27, 2025Modified: Jun 17, 2026Deferred

8.1

Vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploitability: 2.8 / Impact: 5.2

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

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.

Related CWEs

CWE-303

Incorrect Implementation of Authentication Algorithm

The requirements for the product dictate the use of an established authentication algorithm, but the implementation of the algorithm is incorrect.

References (2)

https://github.com/yangting111/BLE_TEST/blob/main/result/PoC/Cypress/Auth_bypass.md

Source: cve@mitre.org

https://www.infineon.com/cms/en/design-support/tools/sdk/psoc-software/psoc-4-components/psoc-creator-component-datasheet-bluetooth-low-energy-ble/

Source: cve@mitre.org

Timeline

No history available yet.