On Sat, Nov 11, 2017 at 12:50 AM, Robert Haas <robertmh...@gmail.com> wrote: > On Fri, Nov 10, 2017 at 10:34 AM, Tom Lane <t...@sss.pgh.pa.us> wrote: >> I think as far as that goes, we can just change to "Therefore, by default >> their use is restricted ...". Then I suggest adding a <caution> para >> after that, with wording along the lines of >> >> It is possible to GRANT use of server-side lo_import and lo_export to >> non-superusers, but careful consideration of the security implications >> is required. A malicious user of such privileges could easily parlay >> them into becoming superuser (for example by rewriting server >> configuration files), or could attack the rest of the server's file >> system without bothering to obtain database superuser privileges as >> such. Access to roles having such privilege must therefore be guarded >> just as carefully as access to superuser roles. Nonetheless, if use >> of server-side lo_import or lo_export is needed for some routine task, >> it's safer to use a role of this sort than full superuser privilege, >> as that helps to reduce the risk of damage from accidental errors. > > +1. That seems like great language to me.
+1. Not convinced that mentioning wrappers is worth the complication. Experienced admins likely already know such matters. -- Michael -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers