From muir@idiom.com  Sat Jan 14 04:23:12 1995
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Date: Sat, 14 Jan 1995 04:21:47 -0800
From: David Muir Sharnoff <muir@idiom.com>
Reply-To: muir@idiom.com
To: FreeBSD-gnats-submit@freebsd.org
Subject: default owners of system directories is a security hole
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>Number:         128
>Category:       misc
>Synopsis:       default owners of system directories is a security hole
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    freebsd-bugs (FreeBSD bugs mailing list)
>State:          closed
>Quarter:
>Keywords:
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sat Jan 14 04:30:00 1995
>Closed-Date:    Sat Apr 22 10:29:58 PDT 1995
>Last-Modified:
>Originator:     David Muir Sharnoff
>Release:        FreeBSD 2.0-RELEASE i386
>Organization:
Idiom Consulting
>Environment:

>Description:

	After my install, /usr/bin was owned by user bin.

	Non-root ownership of system directories + NFS == any other
	system's root can become root.

>How-To-Repeat:

>Fix:
	

>Release-Note:
>Audit-Trail:
State-Changed-From-To: open->closed 
State-Changed-By: nate 
State-Changed-When: Sat Apr 22 10:29:58 PDT 1995 
State-Changed-Why:  
NFS is a security hole in any case, so if you export your FS read-write you 
are asking for trouble.  Solution is to not export any FS you are concerned 
about read-write. 
>Unformatted:



