An attacker enters more data than the programmer anticipated into a field. This is an attack on buffer overflow.
The most prevalent form of buffer overflow is the stack overflow attack, which involves overwriting a buffer on the call stack*.Heap overflow attack: This kind of attack targets data in the heap*, an open memory pool.
In terms of cyber security, what is a buffer overflow attack?
When more data are loaded into a fixed-length buffer than the buffer can handle, this is called a buffer overflow or buffer overrun. The additional data, which has to go somewhere, may spill into a memory space adjacent to it, erasing or corrupting the data there.
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