Palo Alto Networks

Exploitation Demystified

Exploitation Demystified, Part 3: Heap-Based Exploits

In my previous blog post in the Exploitation Demystified series, we learned how memory corruption exploits are implemented using stack-based overflow vulnerabilities. Let’s talk now about a main alternative path: heap-based vulnerabilities.

An operating system (OS) allocates memory to a computer program, with respect to the size of the data this program consumes, which is either known bef...

Cybersecurity

Apr 13, 2016

By Palo Alto Networks

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Cybersecurity

Exploitation Demystified, Part 2: Overwrite and Redirect

In Part 1 of this series, we laid the foundation of memory corruption exploitation and presented the basic exploitation framework:

Dec 01, 2015

By Palo Alto Networks

Cybersecurity

Exploitation Demystified: Why, What and How, Part 1

Exploits have been the major enabler of advanced persistent threats for over a decade now, but it is only in the recent years that the term has become widely used and acknowledged as a main attack vector.

Nov 02, 2015

By Palo Alto Networks