On Sat 2009-10-24 01:12:51, Dan Yefimov wrote: > On 24.10.2009 0:35, Matthew Bergin wrote: > >doesnt look like the original owner is trying to write to it. Shows it > >cant, it had guest write to it via the proc folders bad permissions. > >Looks legitimate > > > Please tell me, who issued 'chmod 0666 unwritable_file'? Was that an > attacker? No, that was the owner of 'unwritable_file', nobody else. > What the 0666 file mode means? It means, that everybody can write to > the file, can't he? So why do you believe that pretension > legitimate?
Original owner did chmod 666... after making sure traditional unix permissions protect the file. Please look at original mail; it was subtle but I believe I got it right, and file would not be writable with /proc unmounted. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html