{"uuid": "580949db-9473-4325-a3ac-5337375858bf", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-42553", "type": "published-proof-of-concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/15411", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2021-42553\n\ud83d\udd25 CVSS Score: 6.8 (cvssV3_1, Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)\n\ud83d\udd39 Description: 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.\n\ud83d\udccf Published: 2022-10-21T00:00:00.000Z\n\ud83d\udccf Modified: 2025-05-07T20:10:49.445Z\n\ud83d\udd17 References:\n1. https://github.com/STMicroelectronics/stm32_mw_usb_host/pull/4\n2. https://github.com/STMicroelectronics/stm32_mw_usb_host", "creation_timestamp": "2025-05-07T20:22:49.000000Z"}