SQL Server 7.0 SP4, 2000 SP4, 2005 SP1 and SP2, 2000 Desktop Engine (MSDE 2000) SP4, 2005 Express Edition SP1 and SP2, and 2000 Desktop Engine (WMSDE); Microsoft Data Engine (MSDE) 1.0 SP4; and Internal Database (WYukon) SP2 does not initialize memory pages when reallocating memory, which allows database operators to obtain sensitive information (database contents) via unknown vectors related to memory page reuse.