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4 questions
1
vote
1
answer
882
views
How can I get my shellcode to work outside of GDB?
I'm working inside a Warzone VM with no ALSR or NX bit. The program I'm trying to exploit is really simple:
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
/*
* compiled ...
- 113
3
votes
1
answer
928
views
Why do we need to know the address of shellcode?
I have read many articles regarding the buffer overflow exploit. Everywhere its written as follow.
"It's difficult to know the starting address of the shellcode"
Why do we need to know the address ...
1
vote
1
answer
845
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Buffer overflow on server
I have a server (for reference: pastebin.com/ghJX69uH) that I can netcat to and it will ask to input a message.
I know it is vulnerable to buffer overflow, but I can't seem to get the shellcode to ...
- 123
0
votes
1
answer
384
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buffer overflow-seg fault
I am trying to overflow a buffer, which has a size of 0x201 bytes, and get a shellcode. The program that contains the buffer,there is a call to ptrace() (on itself), therefore the shellcode I'm using ...
- 1