{"uuid": "074e1093-6889-4023-95e8-61dbeadf7c29", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2025-27840", "type": "published-proof-of-concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/6948", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2025-27840\n\ud83d\udd25 CVSS Score: 6.8 (cvssV3_1, Vector: CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:L)\n\ud83d\udd39 Description: Espressif ESP32 chips allow 29 hidden HCI commands, such as 0xFC02 (Write memory).\n\ud83d\udccf Published: 2025-03-08T00:00:00.000Z\n\ud83d\udccf Modified: 2025-03-08T20:11:55.412Z\n\ud83d\udd17 References:\n1. https://github.com/TarlogicSecurity/Talks/blob/main/2025_RootedCon_BluetoothTools.pdf\n2. https://x.com/pascal_gujer/status/1898442439704158276\n3. https://www.tarlogic.com/news/backdoor-esp32-chip-infect-ot-devices/\n4. https://www.bleepingcomputer.com/news/security/undocumented-backdoor-found-in-bluetooth-chip-used-by-a-billion-devices/\n5. https://reg.rootedcon.com/cfp/schedule/talk/5", "creation_timestamp": "2025-03-08T20:41:50.000000Z"}