Microsoft has released a patch that for Windows XP that will eliminate a vulnerability that exists because a malicious user could issue a specially formatted, non-RFC compliant SMTP command that will result in a Denial of Service attack. This would be carried out more typically through a custom application where the malformed data would cause the SMTP service to fail. Download now to prevent a possible Denial of Service Attack.

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Download Windows XP Security Patch: SMTP Rollup for Windows XP Home Edition/Professional