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MEDIUM · 6.8

CVE-2021-34260

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

Vulnerability Description

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

CVSS Score

6.8

MEDIUM

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
StStm32Cube Middleware<= 1.8.0
StStm32H7B3-

Related Weaknesses (CWE)

CWE-120

References

FAQ

What is CVE-2021-34260?

CVE-2021-34260 is a vulnerability with a CVSS score of 6.8 (MEDIUM). A buffer overflow vulnerability in the USBH_ParseInterfaceDesc() function of STMicroelectronics STM32Cube Middleware v1.8.0 and below allows attackers to execute arbitrary code.

How severe is CVE-2021-34260?

CVE-2021-34260 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-34260?

Check the references section above for vendor advisories and patch information. Affected products include: St Stm32Cube Middleware, St Stm32H7B3.