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CVE search · CVE-2021-42553

CVE-2021-42553

critical 9.8

A buffer overflow vulnerability in stm32_mw_usb_host of STMicroelectronics in versions before 3.5.1 allows an attacker to execute arbitrary code when the descriptor contains more endpoints than USBH_MAX_NUM_ENDPOINTS. The library is typically integrated when using a RTOS such as FreeRTOS on STM32 MCUs.

Open in the NVD CVE.org JSON

Details

Status
Analyzed
Published
Last changed
Source
vulnerability@ncsc.ch
Weakness
CWE-120

Severity

VersionScoreVectorSource
CVSS 3.1 medium 6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H vulnerability@ncsc.chSecondary
CVSS 3.1 critical 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H nvd@nist.govPrimary

Affected products

Vendor and product from the NVD’s CPE applicability statements. Versions and conditions are on the NVD’s page.

  • st · stm32_mw_usb_host

References