MySQL Community Server before 5.0.45 does not require privileges such as SELECT for the source table in a CREATE TABLE LIKE statement, which allows remote authenticated users to obtain sensitive information such as the table structure.
jdstrand> very invasive patch. Discussed one-time MicroVersionUpdate with pitti-- too many changes to warrant the update. jdstrand> apparently Mandriva found a patch for this going back to 5.0.24