Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2021-42553

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.

Published

2022-10-21T10:15:12.470

Last Modified

2025-05-07T21:15:53.440

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.8 (MEDIUM)

Weaknesses

Type: Primary
CWE-120
Type: Secondary
CWE-120

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	st	stm32_mw_usb_host	-	Yes

References

https://github.com/STMicroelectronics/stm32_mw_usb_host ([email protected])
https://github.com/STMicroelectronics/stm32_mw_usb_host/pull/4 Patch, Third Party Advisory ([email protected])
https://github.com/STMicroelectronics/stm32_mw_usb_host (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/STMicroelectronics/stm32_mw_usb_host/pull/4 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)