Intrusion Prevention

MS.Exchange.Server.Attendant.DoS

Description

This indicates an attack attempt against a Denial of Service vulnerability in Microsoft Exchange.
The vulnerability is caused by an error when the vulnerable software handles a crafted UDP packet, leading to denial of service attack.

Affected Products

Microsoft Exchange 2000 Server Service Pack 3 with the Update Rollup of August 2004
Microsoft Exchange Server 2003 Service Pack 2

Impact

Denial of Service: Remote attackers can crash vulnerable service.

Recommended Actions

Apply patch, available from the website:
http://www.microsoft.com/technet/security/Bulletin/MS09-003.mspx

CVE References

CVE-2009-0099