CVE-1999-1043

Summary

CVE-1999-1043 is a vulnerability affecting Microsoft Exchange Server 5.5 and 5.0. Malformed NNTP (Network News Transfer Protocol) and SMTP (Simple Mail Transfer Protocol) data can be exploited by remote attackers, leading to application errors and a denial of service. The Exchange Server fails to properly handle these malformed data packets, creating an opportunity for attackers to exploit this weakness. Microsoft Exchange users are advised to apply patches or updates to mitigate this issue and secure their servers against potential denial-of-service attacks.

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