Subject: kern/3017: NFS server allows write access on readonly files
To: None <gnats-bugs@gnats.netbsd.org>
From: None <louis@marco.de>
List: netbsd-bugs
Date: 12/09/1996 17:07:00
>Number: 3017
>Category: kern
>Synopsis: NFS server allows write access on readonly files
>Confidential: no
>Severity: serious
>Priority: medium
>Responsible: kern-bug-people (Kernel Bug People)
>State: open
>Class: sw-bug
>Submitter-Id: net
>Arrival-Date: Tue Dec 10 00:05:00 1996
>Last-Modified:
>Originator:
>Organization:
louis@dachau.marco.de in real life: Ju"rgen Fluk
marco GmbH, 85221 Dachau tel: +49 8131 516142
>Release: 1.2
>Environment:
System: NetBSD joghurt 1.2 NetBSD 1.2 (JOGHURT) #3: Thu Dec 5 16:37:38 MET 1996 root@joghurt:/usr/src/sys/arch/sparc/compile/JOGHURT sparc
>Description:
From a SunOS 4.1.4 NFS client a normal user can write
0444 files.
>How-To-Repeat:
On a directory mounted from a NetBSD 1.2 server type:
umask 333
touch file
ll file shows -r--r--r--
echo hallo >file no error!
cat file gives "hallo"
>Fix:
>Audit-Trail:
>Unformatted: