~/talk

BlueBorne - A New Class of Airborne Attacks that can Remotely Compromise Any Linux/IoT Device

Talkat Black Hat Europe 2017 · 2017-12-04..12-07· [security, embedded-and-hardware]
name:Ben Seri
links:none on file
links:none on file
slides:none on file

BlueBorne describes an airborne Bluetooth attack class that achieves remote code execution by abusing an L2CAP conf_rsp parsing stack overflow and an information‑leak primitive; two of eight zero‑days are demonstrated and the vulnerabilities impact 5.3 billion devices across Android, Windows, Linux and iOS. Exploits use Ubertooth and a <$1 NRF24 module plus Python tools from GitHub to build large fragmented L2CAP packets, write shellcode or ROP, hijack the kernel’s orderly_power usermode helper for a shell, and successfully compromise Amazon Echo and Samsung Gear devices.

AI-written summary · about

  1. 0:00Introduction
  2. 4:51Why are these attacks so severe
  3. 5:43Discoverability
  4. 8:09Software
  5. 10:49Bluetooth
  6. 11:53Packet fragmentation
  7. 13:24L2CAP
  8. 14:36Mutual Configuration
  9. 16:09Mutual Configuration Example
  10. 16:44Negotiation Process
  11. 19:09Strategy
  12. 21:13Mitigations
  13. 22:17Kernel Configuration
  14. 23:48Samsung Smart Watch
  15. 24:24Damos Echo
  16. 25:10Delimited RC
  17. 26:11Configuration Parameters
  18. 28:03PTR
  19. 30:15Overflow ELA
  20. 32:17Post Exploit
  21. 33:28Exploit Recap
  22. 35:00Solara
  23. 36:56SmartWatch
  24. 37:21Recap
  25. 39:17Bluetooth Connection
  26. 39:38Exploit Script
  27. 41:04Botnet
  28. 41:43Health Area
  29. 42:55Gear
  30. 44:33WiFi MAC Address
  31. 46:09Vulnerabilities Fixed
  32. 46:48Android Devices
  33. 48:30Industrial Control Systems
  34. 50:35Undocumented Communication
  35. 52:03Solution
  36. 54:01How to build an exploit
  37. 55:15How to monitor mobile devices
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