IPv6 Security - Sharkfest

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How does it happen? • Protocol vulnerabilities – Reflector • TCP SYN flood, • TCP/UDP flood (Ping Pong), • ICMP echo (SMURF), and • ICMP broadcast packets – Spoofing • Address • Normal traffic – Packets which don’t follow the rules • Application layer (same as IPv4) – Except DNSv6 and DHCPv6
TCP SYN Flood • Malicious client sends SYN (spoofed source address possible) • Server responds with SYN‐ACK (allocates buffers, etc.) • Client sends another SYN…
Page 1 and 2: 1 IPv6 Security Nalini Elkins, CEO
Page 3: • Denial of service - High Usage
Page 7 and 8: Worms • Worms • Example: Slamme
Page 9 and 10: How has it changed with IPv6? • I
Page 11 and 12: Reconnaissance IPv4 • Subnet = 2
Page 13: Reducing the IPv6 Search Space •
Page 16 and 17: What Else? Some IDS protect against
Page 18 and 19: ICMPv6 Informational Messages Type
Page 20 and 21: Router Advertisement Contents Route
Page 22 and 23: Neighbor Discovery Issues • IPv6
Page 24 and 25: DoS New IPv6 • Denies new device
Page 26 and 27: Sample Vulnerabilities
Page 28 and 29: UTube of FloodRouter6 • IPv6 DOS
Page 30 and 31: Hacker Tools • Scanners - IPv6 se
Page 32: IPv6 Extension Headers • New: IPv
Page 35 and 36: From RFC2460: Option 11: discard th
Page 38 and 39: Crafted Packet • Crafted IPv6 pac
Page 40 and 41: Common IPv6 Multicast Groups • IP
Page 42 and 43: DHCPv6 Flow : Start 1. Client sends
Page 44 and 45: Temporary Addresses • MAC IID
Page 46 and 47: Temporary Address Guidelines • RA
Page 48: Summary • What is more secure?

IPv6 Security - Sharkfest

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