On Fri, Jun 29, 2001 at 10:14:23PM +1000, Peter Tonoli wrote:
> I've just looked into the root of a machine we have here. Not an upgrade
> from OS 9. Started with install off the release cd, and now 10.0.4 is
> installed. Seems the following have write access by any user, by default.
> 
> drwxrwxrwx  21 root    wheel        670 Jun 19 10:06 Applications (Mac OS 9)
> -rwxrwxrwx   1 root    wheel     942080 Jun 26 11:03 Desktop DB
> -rwxrwxrwx   1 root    wheel    2831842 Jun 26 09:17 Desktop DF
> drwxrwxrwx   3 root    staff         58 Jun 29 21:51 Desktop Folder
> drwxrwxrwx  11 root    wheel        330 May 29 10:33 Documents
> -rwxrwxrwx   1 root    wheel          0 May 30 13:33 Late Breaking News
> drwxrwxrwx  49 root    wheel       1622 Jun 28 14:29 System Folder
> drwxrwxrwx   3 xxxxxx  admin        264 Jun 28 14:40 Temporary Items
> drwxrwxrwx   2 root    wheel        264 May 28 12:30 TheFindByContentFolder
> drwxrwxrwx   4 root    wheel        264 May  7 10:12 TheVolumeSettingsFolder
> drwxrwxrwx   2 root    wheel        264 Jun 28 14:29 Trash
> -rwxrwxrwx   1 root    wheel  547356672 Jun 28 14:26 VM Storage

All files and directories created by MacOS will have 0777 permissions
on the OSX side.  

> xxxxx is currently logged in. "VM Storage" is an interesting one. Running
> strings on it gets about 500 outputs of "ISP_Guard_Page", so I assume
> there's some sort of protection scheme happening there. I don't see what's
> stopping trojans being installed in Applications, considering it's
> writable to all and sundry.

the VM Storage file is the MacOS (not OSX) swapfile, i think everyone
knows the implications of world readable (much less writable) swap files.  

-- 
Ethan Benson
http://www.alaska.net/~erbenson/

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