CVE-2021-42553Medium· 6.8▾ SunlitA 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 typi…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 37.4 · likelihood 0.3 · exploitation 0
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Exploit-prediction probability, daily snapshots since Oct 8.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
1.1%
1.1% → 1.3%
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.
stm32_mw_usb_host < 3.5.1Upgrade past the affected range:
stm32_mw_usb_host 3.5.1Connected by shared product, vendor, weakness, or advisory.
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