This update resolves a denial of service vulnerability in Windows NTÂ® 4.0 computers running the Network News Transfer Protocol (NNTP) service, and is discussed in Microsoft Security Bulletin MS01-043. Download now to prevent a malicious user from disrupting the operation of your server.
This denial of service vulnerability exists because the NNTP service in computers running Windows NT 4.0 contains a memory leak. If a malicious user sends a large amount of specially malformed data to an affected server, it can deplete the memory that is available to the server, which can cause the server to stop performing.
For more information about this vulnerability, read Microsoft Security Bulletin MS01-043.