CVE-2021-34261

4.6 mediumEPSS 0.4%

Medium (4.6) in st stm32cube middleware. EPSS 0.4% chance of exploitation in the next 30 days.

An issue in USBH_ParseCfgDesc() of STMicroelectronics STM32Cube Middleware v1.8.0 and below causes a denial of service due to the system hanging when trying to set a remote wake-up feature.

Severity

CVSS 3.1

4.6 medium

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

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 29% of CVEs (scores of 2026-10-31)
Published: 2021-07-22
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

st:stm32cube_middleware

References

https://github.com/STMicroelectronics/STM32CubeH7/issues/78
https://github.com/STMicroelectronics/STM32CubeH7/issues/78

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