What is CVE-2021-34267?

CVE-2021-34267 is a medium-severity vulnerability in St Stm32cube Middleware. CVSS score: 4.6/10. Published 2021-07-22.

How severe is CVE-2021-34267?

Medium severity. CVSS v3 base score is 4.6 out of 10.

Vulnerability in St Stm32cube Middleware

CVE-2021-34267

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.

EPSS: 0.004 (28.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

St Stm32cube_middleware
St Stm32h7b3
N/a — versions n/a

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-34267?: CVE-2021-34267 is a medium-severity vulnerability in St Stm32cube Middleware. CVSS score: 4.6/10. Published 2021-07-22.
How severe is CVE-2021-34267?: Medium severity. CVSS v3 base score is 4.6 out of 10.