MySQL authentication bypass / buffer overflow

Description:

By submitting a carefully crafted authentication packet, it is possible for an attacker to bypass password authentication in MySQL 4.1. Using a similar method, a stack buffer used in the authentication mechanism can be overflowed.

References:

• URL: <http://www.nextgenss.com/advisories/mysql-authbypass.txt>
• URL: <http://dev.mysql.com/doc/mysql/en/News-4.1.3.html>
• URL: <http://secunia.com/advisories/12020>
• URL: <http://www.osvdb.org/7475>
• URL: <http://www.osvdb.org/7476>
• List post: <http://archives.neohapsis.com/archives/vulnwatch/2004-q3/0003.html>(search)
• CVE name CAN-2004-0627
• CVE name CAN-2004-0628
• CERT vulnerability note 184030
• CERT vulnerability note 645326

Affects:

• mysql-server >=4.1.* <4.1.3
• mysql-server >=5.* <=5.0.0_2

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