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TITLE:
MySQL MS-DOS Device Names Denial of Service Vulnerability

SECUNIA ADVISORY ID:
SA14564

VERIFY ADVISORY:
http://secunia.com/advisories/14564/

CRITICAL:
Not critical

IMPACT:
DoS

WHERE:
>From local network

SOFTWARE:
MySQL 4.x
http://secunia.com/product/404/

DESCRIPTION:
Luca Ercoli has reported a vulnerability in MySQL, which can be
exploited by malicious users to cause a DoS (Denial of Service).

The vulnerability is caused due to an error in the handling of
reserved MS-DOS device names. This can be exploited to cause a crash
by changing to a database with a specially crafted name.

Example:
use LPT1;

Successful exploitation requires global privileges (on *.*) for any
of the following commands:
* REFERENCES
* CREATE TEMPORARY TABLES
* GRANT OPTION
* CREATE
* SELECT

The vulnerability has been reported in versions 4.0.x and 4.1.x for
Windows.

SOLUTION:
Grant only global privileges (*.*) to trusted users.

PROVIDED AND/OR DISCOVERED BY:
Luca Ercoli

ORIGINAL ADVISORY:
http://bugs.mysql.com/bug.php?id=9148

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