World-writable files installed by ports

[Kris Kennaway]

On Mon, Sep 04, 2006 at 09:35:03PM +0400, Andrew Pantyukhin wrote:
> On 9/4/06, Kris Kennaway <kris at obsecurity.org> wrote:
> >On Mon, Sep 04, 2006 at 08:48:26PM +0400, Andrew Pantyukhin wrote:
> >> On 9/1/06, Andrew Pantyukhin <infofarmer at freebsd.org> wrote:
> >> >On 9/1/06, Kris Kennaway <kris at obsecurity.org> wrote:
> >> >> On Thu, Aug 31, 2006 at 10:19:24AM -0400, Kris Kennaway wrote:
> >> >> > On Thu, Aug 31, 2006 at 06:15:18PM +0400, Andrew Pantyukhin wrote:
> >> >> > > Under no circumstances should a port install world-writable
> >> >> > > files or directories. In most cases this opens the system to all
> >> >> > > kinds of attacks. A simple grep brings the following list of
> >> >> > > makefiles to attention. I imagine that samba ports are
> >> >> > > somehow justified, as for the other ones, I hope secteam and
> >> >> > > committers will do something about them.
> >> >> >
> >> >> > The install process will warn about this (as well as group 
> >writable),
> >> >> > so you can also grep for the warning message in the pointyhat logs.
> >> >>
> >> >> Here's the list of world-writable from the last i386 6.x build:
> >> >
> >> >Thanks, Kris! I'll be working on patches for some of them
> >> >this weekend.
> >>
> >> Actually... I wonder if maintainers were already notified about
> >> this. I prefer to send out mass mail, wait for a little while and
> >> go fix some of the ports. Generating individual patches is a
> >> bit overstrenuous for me.
> >
> >I haven't notified them.  Most of those files are harmless though
> >(score files for games).  All of the pips* ones probably have a common
> >source too.
> 
> Well, a most innocent world-writable file can bring a
> system down. While that would require a combimation
> of other unfortunate circumstances, I believe an attempt
> to eliminate one factor is not a lost effort.
> 
> BTW, I wonder why www/phpmyfaq is not in your list.

What a+w file does it install?

Kris
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