The following code is for security research and authorized testing only.
python
#include <iostream>
#include <vector>
// Simulated vulnerable class structure
class VulnerableObject {
public:
virtual void process() {
std::cout << "Processing legitimate data..." << std::endl;
}
virtual ~VulnerableableObject() {}
};
int main() {
// Step 1: Allocation and Free
VulnerableObject* obj = new VulnerableObject();
delete obj; // Memory is freed
// Step 2: Use-After-Free trigger
// In a real exploit, an attacker would control the memory layout here (Heap Feng Shui)
// to point controlled data into the freed slot.
// Simulating attacker-controlled memory overwrite
unsigned char* fake_vtable = new unsigned char[8];
memset(fake_vtable, 0x90, 8); // NOP sled or shellcode address
// Casting the dangling pointer to trigger the vulnerability
obj->process();
return 0;
}