Cross Site Cooking

2006-01-30 Thread Michal Zalewski
(Why, yes, I came up with the name, and had to find some bugs to be able to post this.) Summary --- There are three fairly interesting flaws in how HTTP cookies were designed and later implemented in various browsers; these shortcomings make it possible (and alarmingly easy) for malici

RE: Cross Site Cooking

2006-01-30 Thread Michal Zalewski
On Sun, 29 Jan 2006, Amit Klein (AKsecurity) wrote: > I tried setting a cookie for .com.pl, and I failed (that is, the browser > did not respect it). If you set a cookie for .kom.pl, it will be OK (if > you're in .kom.pl domain, that is). Amit, Mozilla/Firefox/Netscape are vulnerable to this fla

Re: Cross Site Cooking

2006-02-03 Thread Yngve Nysaeter Pettersen
On Sun, 29 Jan 2006 01:50:23 +0100, Michal Zalewski <[EMAIL PROTECTED]> wrote: Problem #1 - trouble with these pesky foreigners The mechanism for preventing overly relaxed cookie domain specification seems to be broken in all majo

Re: Cross Site Cooking

2006-02-04 Thread Glynn Clements
Yngve Nysaeter Pettersen wrote: > > Problem #1 - trouble with these pesky foreigners > > > > > > The mechanism for preventing overly relaxed cookie domain > > specification seems to be broken in all major browsers. Some ancient > >

Re: Cross Site Cooking

2006-02-06 Thread Tim Nelson
On Fri, 3 Feb 2006, Glynn Clements wrote: We are investigating ways to improve on this method, but as far as I can tell, any improvement will require a coordinated effort by all the gTLD and ccTLD registries. Any improvement will require that browsers only pass cookies to domains which are exp