CVE-2021-34268

low-risk
Published 2021-07-22

An issue in the USBH_ParseDevDesc() function of STMicroelectronics STM32Cube Middleware v1.8.0 and below causes a denial of service (DOS) via a malformed USB device packet.

Do I need to act?

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0.06% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.6/10 Medium
PHYSICAL / LOW complexity

Affected Products (1)

Stm32Cube Middleware

Affected Vendors

St

References (2)

Exploit https://github.com/STMicroelectronics/STM32CubeH7/issues/75
Exploit https://github.com/STMicroelectronics/STM32CubeH7/issues/75
21
/ 100
low-risk
Severity 16/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal