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[email protected]CVE-2021-34267

HistoryJul 22, 2021 - 8:15 p.m.

CVE-2021-34267

2021-07-2220:15:08

[email protected]

web.nvd.nist.gov

stmicroelectronics

stm32cube

middleware

usbh

msc

interfaceinit

denial of service

dos

cve-2021-34267

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

4.6 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.7 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

24.3%

JSON

An in the USBH_MSC_InterfaceInit() function of STMicroelectronics STM32Cube Middleware v1.8.0 and below causes a denial of service (DOS) when the system tries to communicate with the connected endpoint.

Affected configurations

NVD

Node

ststm32cube_middlewareRange≤1.8.0

AND

ststm32h7b3Match-

CPENameOperatorVersion
st:stm32cube_middlewarest stm32cube middlewarele1.8.0

CPE	Name	Operator	Version
st:stm32cube_middleware	st stm32cube middleware	le	1.8.0

References

github.com/STMicroelectronics/STM32CubeH7/issues/80

Social References

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

4.6 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.7 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

24.3%

JSON

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