CVE-2021-34268

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.

CvssV3 impact

BaseSeverity

MEDIUM

ConfidentialityImpact

NONE

AttackComplexity

LOW

Scope

UNCHANGED

AttackVector

PHYSICAL

AvailabilityImpact

HIGH

IntegrityImpact

NONE

PrivilegesRequired

NONE

BaseScore

4.6

VectorString

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

Version

3.1

UserInteraction

NONE

CvssV2 impact

AccessComplexity

LOW

ConfidentialityImpact

NONE

AvailabilityImpact

PARTIAL

IntegrityImpact

NONE

BaseScore

2.1

VectorString

AV:L/AC:L/Au:N/C:N/I:N/A:P

Version

2.0

AccessVector

LOCAL

Authentication

NONE