||Network Impact of the MS SQL Worm|
|Subject:||New 'Slammer' or 'Sapphire/SQLhell' worm attacks Microsoft SQL Server|
'Slammer' or 'Sapphire' worm attacks SQL Server
On January 25, 2003, a new worm was discovered. The worm abuses a known bug in Microsoft SQL Server but surprised a lot of network administrators by using the UDP instead of TCP/IP protocol. On many firewalls this port is not filtered granting the worm free access to every SQL Server database on the network.
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