CVE-1999-0284

Summary

CVE-1999-0284 is a denial-of-service vulnerability affecting NT mail servers such as Ipswitch, Mdaemon, and Exchange. The issue is caused by a buffer overflow in the SMTP HELO command. An attacker can exploit this vulnerability by sending specially crafted HELO commands to the mail server, resulting in a denial-of-service condition. The mail server may crash or become unresponsive, preventing legitimate users from accessing their email services. This vulnerability poses a significant threat to organizations that rely on these mail servers, as it can cause extended downtime and data loss. It is recommended that affected organizations apply patches or updates to mitigate this risk.

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