[Mailman-Users] cgi wrappers not properly executing

John Covici covici at ccs.covici.com
Fri Dec 16 12:20:40 EST 2016

On Fri, 16 Dec 2016 11:10:00 -0500,
Mark Sapiro wrote:
> On 12/15/2016 10:48 PM, John Covici wrote:
> > 
> > When I try to do anything on the web, I get permission denied error on
> > /var/lib/mailman/logs/error  .  If I then make that file world
> > read/write, I get permission denied error on config.pck of the list I
> > am trying to access.
> > 
> > Now, everything under /var/lib/mailman is owned by mailman.mailman and
> > the cgi wrappers are all like the following:
> > -rwxr-sr-x 1 mailman mailman 10512 Nov 16 12:45
> > /usr/lib/mailman/cgi-bin/admin
> Probably the file system containing /usr/lib/mailman/cgi-bin/ is mounted
> with the 'nosuid' option so the SETGID bit on the wrapper is not effective.
> You could work around this by changing the ownership of everything to
> webuser:mailman where webuser is the user the web server runs the CGIs
> as, but better to mount the filsystem suid.

hmmm, the file system is mounted normally like this:
rpool/usr on /usr type zfs (rw,relatime,xattr,noacl)
and I verified that its capable of setting the bit according to its

Your life is like a penny.  You're going to lose it.  The question is:
How do
you spend it?

         John Covici
         covici at ccs.covici.com

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