CVE-2021-34262

A buffer overflow vulnerability in the USBH_ParseEPDesc() function of STMicroelectronics STM32Cube Middleware v1.8.0 and below allows attackers to execute arbitrary code.

CVSS v3 6.8 MEDIUM
CVSS v2.0 4.6 MEDIUM

6.8^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.9 / Impact : 5.9

Attack Vector PHYSICAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/STMicroelectronics/STM32CubeH7/issues/81	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:st:stm32cube_middleware:*:*:*:*:*:*:*:*

cpe:2.3:h:st:stm32h7b3:-:*:*:*:*:*:*:*

History

03 Aug 2021, 19:37

Type	Values Removed	Values Added
References	~~(MISC) https://github.com/STMicroelectronics/STM32CubeH7/issues/81 -~~	(MISC) https://github.com/STMicroelectronics/STM32CubeH7/issues/81 - Exploit, Third Party Advisory
CPE		cpe:2.3:a:st:stm32cube_middleware:::::::: cpe:2.3:h:st:stm32h7b3:-:::::::*
CWE		CWE-120
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 4.6 v3 : 6.8

22 Jul 2021, 20:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-07-22 20:15

Updated : 2023-12-10 13:55

NVD link : CVE-2021-34262

Mitre link : CVE-2021-34262

CVE.ORG link : CVE-2021-34262

JSON object : View

Products Affected

st

stm32h7b3
stm32cube_middleware

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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