CVE-2021-34268

PoC —

CVSS 3.1

4.6 medium

EPSS

<1%p29

Published

Jul 22, 2021 (Jul 22, 2021)

Modified

Jun 17, 2026

Description

An issue in the USBH_ParseDevDesc() function of STMicroelectronics STM32Cube Middleware v1.8.0 and below causes a denial of service (DOS) via a malformed USB device packet.

Vendors: st
Products: stm32cube middleware
Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.4%)

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