Questions tagged [rop]

Return-oriented programming (ROP) is a computer security exploit technique that allows an attacker to execute code in the presence of security defenses such as executable space protection and code signing.

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Full ASLR and ROP

How exactly do the exploit pieces connect when bypassing ASLR and DEP using ROP? It seems like there could be a number of ways. E.g. a full ROP based payload or a ROP payload that modifies a memory ...
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Remote Buffer Overflow w/out Memory Leak

I'm working on an exploit development challenge right now in which I've been presented with a compiled binary and I have to exploit it on a remote server. No stack protections have been enabled and ...
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puts(address of stack) does not print the string pointed by the address

I am trying to do ROP using gadget chaining technique on a 64-bit machine. This is the source code: #include<stdio.h> int main(){ char * str = "Hello World!"; char buf[4]; puts(str)...
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Dealing with NULL byte (0x00) in offsets

I'm trying to exploit a strcpy() buffer overflow vulnerability to test ROP attack. I found a very useful gadget at address 0x0000f26c so I am obliged to insert null bytes to the stack to override the ...
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Is JIT-compiler required for JIT-ROP attack?

I have been studying up on the concept of Just-in-Time (JIT) ROP attack (https://cs.unc.edu/~fabian/papers/oakland2013.pdf), and came across this question which I have not been able to find the ...
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Threat Model of -fstack-protector

In -fstack-protector the compiler skip instrumenting certain functions which are not deemed to be unsafe (using heurisitics such as filtering out functions not allocating stack buffers etc). What ...