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Linux Firewalls
book

Linux Firewalls

by Michael Rash
September 2007
Intermediate to advanced
336 pages
9h 7m
English
No Starch Press
Content preview from Linux Firewalls

Transport Layer Attack Definitions

Like the definition of a network layer attack (given in Chapter 2), we define a transport layer attack as a packet or series of packets that abuses the fields of the transport layer header in order to exploit either a vulnerability or error condition in the transport stack implementation of an end host.

Transport layer attacks fall into one of the following three categories:

Connection resource exhaustion

Packets that are designed to saturate all available resources for servicing new connections on a targeted host or set of hosts. A good example is a DDoS attack in the form of a SYN flood.

Header abuses

Packets that contain maliciously constructed, broken, or falsified transport layer headers. A good example is a ...

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Publisher Resources

ISBN: 9781593271411Errata