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Created December 28, 2016 07:38
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poc.c
#include <stdio.h>
#include <signal.h>
void main() {
int option;
scanf("%d", &option);
printf("%d\n", option);
if (option != 666) raise(SIGSEGV);
}
/*
* Test with:
* $ socat -v TCP4-LISTEN:8888,reuseaddr,fork EXEC:./program,stderr
* $ nc 0.0.0.0 8888
* 666
* 666
* $ nc 0.0.0.0 8888
* 9 // no response
*/
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