CVE-2021-34267

MEDIUM 4.6CVE-2021-34267 · Published 22/07/2021 · updated 17/06/2026

In short

CVE-2021-34267 is a MEDIUM (CVSS 4.6) vulnerability affecting stm32cube middleware (st).
Chance of exploitation in the next 30 days (EPSS): 0.36%, higher than 29.4% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
stm32cube middleware st	`≤ 1.8.0`	No fix yet

Description

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.

References

STMicroelectronics/STM32CubeH7 · Exploit

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Package

Affected versions

Patched versions

stm32cube middleware

≤ 1.8.0

No fix yet

More vulnerabilities in stm32cube middleware

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