Buffer Overflow in Microsoft Firewall Service's H.323 Filter

CVE-2003-0819

Summary

A buffer overflow vulnerability exists in the H.323 filter of Microsoft Internet Security and Acceleration Server 2000. This flaw allows remote attackers to execute arbitrary code by sending specially crafted H.323 traffic to the Microsoft Firewall Service. The vulnerability can be exploited through the use of specific payloads, as validated by security testing methodologies such as the NISCC/OUSPG PROTOS test suite for the H.225 protocol. Organizations using the affected version should implement necessary security measures or updates to mitigate potential risks.

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