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Date: Mon, 23 Oct 2006 16:21:14 +0000 (UTC) From: offset@...vanet.com To: full-disclosure@...ts.grok.org.uk Subject: Re: Windows Command Processor CMD.EXE Buffer Overflow This works on Windows SP2 : The system doesn't reply "The filename or extension is too long." but cmd crash. ----- Tillmann Werner <tillmann.werner@....de> wrote: > Luis, > > > Tried it on Win2k3 SP1: > > C:\Documents and Settings\Administrator>%COMSPEC% /K > > "dir\\?\AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA > > > AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA > >A AAAA > > > AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA > >A AAAA > > AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA" > > System replied: > > The filename or extension is too long. > > > > > > YEah! Buffer Overflow Windows XP SP2 > > > > I Hill debug this. > > What makes you think there is a buffer overflow? I'd say the 'dir' > command > reports an error for parameters beyond 256 chars. Just plain error > handling, > not a security issue, or am I missing something? > > Tillmann > > _______________________________________________ > Full-Disclosure - We believe in it. > Charter: http://lists.grok.org.uk/full-disclosure-charter.html > Hosted and sponsored by Secunia - http://secunia.com/ _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/
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