Cyber Resilience

CVE-2021-34261

MediumPublic PoC

Published: 22 July 2021

Published
22 July 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 4.6 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0013 33.1th percentile
Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-34261 is a medium-severity an unspecified weakness vulnerability in St Stm32Cube Middleware. Its CVSS base score is 4.6 (Medium).

Operationally, ranked at the 33.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

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.

CWE(s)
NVD-CWE-noinfo

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

st
stm32cube middleware
≤ 1.8.0

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References