Re: Have an encrypted pgpass file

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
Cc: Marco van Eck <marco(dot)vaneck(at)gmail(dot)com>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Have an encrypted pgpass file
Date: 2018-07-18 23:25:37
Message-ID: 10318.1531956337@sss.pgh.pa.us
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Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> writes:
> Seems to me that passing %-specifiers to the command would make it more
> useful (%u for "user", "host" etc) -- your command could refuse to give
> you a password for the superuser account for instance but grant one for
> a read-only user.

It would also provide a *very* fertile source of shell-script-injection
vulnerabilities. (Whaddya mean, you tried to use a user name with a
quote mark in it?)

This is exactly the kind of area in which I'm concerned for the
possibility of sloppily-written scripts being a net negative for
security.

regards, tom lane

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