Re: ALTER ROLE/DATABASE RESET ALL versus security

Tom Lane <tgl@sss.pgh.pa.us>

From: Tom Lane <tgl@sss.pgh.pa.us>
To: Alvaro Herrera <alvherre@commandprompt.com>
Cc: pgsql-hackers@postgresql.org
Date: 2010-02-19T18:30:49Z
Lists: pgsql-hackers
Alvaro Herrera <alvherre@commandprompt.com> writes:
> Tom Lane wrote:
>> It looks to me like the code in AlterSetting() will allow an ordinary
>> user to blow away all settings for himself.  Even those that are for
>> SUSET variables and were presumably set for him by a superuser.  Isn't
>> this a security hole?  I would expect that an unprivileged user should
>> not be able to change such settings, not even to the extent of
>> reverting to the installation-wide default.

> Yes, it is, but this is not a new hole.  This works just fine in 8.4
> too:

So I'd argue for changing it in 8.4 too.

			regards, tom lane