Stack-based buffer overflow in MySQL 4.1.x before 4.1.3, and 5.0, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long scramble string.
https://exchange.xforce.ibmcloud.com/vulnerabilities/16612
http://www.kb.cert.org/vuls/id/645326
http://marc.info/?l=bugtraq&m=108904917528205&w=2
http://archives.neohapsis.com/archives/vulnwatch/2004-q3/0001.html