CVE-2002-0698
HighSummary
Buffer overflow in Internet Mail Connector (IMC) for Microsoft Exchange Server 5.5 allows remote attackers to execute arbitrary code via an EHLO request from a system with a long name as obtained through a reverse DNS lookup, which triggers the overflow in IMC's hello response.
Risk Assessment
Attackers may remotely gain control over the system, potentially leading to serious security breaches and data loss.
Recommendation
It is recommended to update Microsoft Exchange Server to the latest version to mitigate this vulnerability and to monitor logs for potential attack attempts.
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Original NVD description (English source)
Buffer overflow in Internet Mail Connector (IMC) for Microsoft Exchange Server 5.5 allows remote attackers to execute arbitrary code via an EHLO request from a system with a long name as obtained through a reverse DNS lookup, which triggers the overflow in IMC's hello response.