CVE-2021-34259

MEDIUM

Stm32cube Middleware < 1.8.0 - Buffer Overflow

Title source: rule
STIX 2.1

Description

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

References (1)

Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://github.com/STMicroelectronics/STM32CubeH7/issues/76

Scores

CVSS v3 6.8
EPSS 0.0008
EPSS Percentile 23.6%
Attack Vector PHYSICAL
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-120
Status published
Products (1)
st/stm32cube_middleware < 1.8.0
Published Jul 22, 2021
Tracked Since Feb 18, 2026