CVE 2004-0835
MySQL 3.x before 3.23.59, 4.x before 4.0.19, 4.1.x before 4.1.2, and 5.x before 5.0.1, checks the CREATE/INSERT rights of the original table instead of the target table in an ALTER TABLE RENAME operation, which could allow attackers to conduct unauthorized activities.
See the 
CVE page on Mitre.org
for more details.
