Re: a vulnerability in PostgreSQL

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Tatsuo Ishii <t-ishii(at)sra(dot)co(dot)jp>
Cc: lyeoh(at)pop(dot)jaring(dot)my, pgsql-hackers(at)postgresql(dot)org
Subject: Re: a vulnerability in PostgreSQL
Date: 2002-06-12 18:11:53
Message-ID: 200206121811.g5CIBrO12840@candle.pha.pa.us
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Do we need to do any more work to document this problem?

---------------------------------------------------------------------------

Tatsuo Ishii wrote:
> > Oops. How about:
> >
> > foo'; DROP TABLE t1; -- foo
> >
> > The last ' gets removed, leaving -- (81a2).
> >
> > So you get:
> > select ... '(0x81a2)'; DROP TABLE t1; -- (0x81a2)
>
> This surely works:-< Ok, you gave me an enough example that shows even
> 7.1.x and 7.0.x are not safe.
>
> Included are patches for 7.1.3. Patches for 7.0.3 and 6.5.3 will be
> posted soon.

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Bruce Momjian | http://candle.pha.pa.us
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