CVE-2021-42553
Assigner: NCSC.ch
Published: 2022-10-21T00:00:00
State: PUBLISHED
title: STM32 USB Host Library Buffer Overflow
descriptions: value: A buffer overflow vulnerability in stm32_mw_usb_host of STMicroelectronics in versions before 3.5.1 allows an attacker to execute arbitrary code when the descriptor contains more endpoints than USBH_MAX_NUM_ENDPOINTS. The library is typically integrated when using a RTOS such as FreeRTOS on STM32 MCUs.
affected: vendor: STMicroelectronics STM32Cube 
product: STM32 USB Host Library
versions: version: all
status: affected
lessThan: 3.5.1
versionType: custom
credits: value: github.com/Defonceuse
metrics: cvssV3_1: version: 3.1
vectorString: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: PHYSICAL
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
baseScore: 6.8
baseSeverity: MEDIUM
problemTypes: descriptions: type: text
description: buffer overflow
x_generator: engine: Vulnogram 0.0.9
source: discovery: EXTERNAL