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Date: Wed, 5 Dec 2012 20:38:53 -0500
From: Jeffrey Walton <>
To: king cope <>
Subject: Re: MySQL 5.1/5.5 WiNDOWS REMOTE R00T

On Mon, Dec 3, 2012 at 11:03 AM, king cope
<> wrote:
> Yes I agree, we should discard this default remote vulnerability
> because it is documented.
Devil's advocate: Does a questionable design choice/feature that is
documented make it any less vulnerable?

How does a Mom and Pop shop who were told to get mySQL to support
<some business software> mitigate this issue when its insecure out of
the box and there are no IT resources?


> 2012/12/2 Sergei Golubchik <>:
>> Thanks, Kurt!
>>> 2012/12/2 Kurt Seifried <>:
>>> >>
>>> >> Attached is the MySQL Windows Remote Exploit (post-auth, udf
>>> >> technique) including the previously released mass scanner. The
>>> >> exploit is mirrored at the farlight website
>>> >>
>>> >>
>>> > So in the case of this issue it appears to be documented (UDF, do
>>> > not run MySQL as administrator, etc.). As I understand CVE
>>> > assignment rules this issue does not require a CVE, however just to
>>> > be on the safe side I'm CC'ing MySQL, Oracle, MariaDB, OSS-SEC,
>>> > Steven Christey, cve-assign and OSVDB to the CC so that everyone is
>>> > aware of what is going on.
>> Just to confirm - yes, it's documented.
>> UDF is a feature that allows to run any code in the MySQL server
>> process. FILE privilege allows to create files. So yes, sure, with the
>> appropriate privileges and the appropriately configured server
>> one can create a file and load it as UDF. As expected.

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