CVE-1999-1222

Summary

CVE-1999-1222 is a vulnerability affecting the Netbt.sys component in Windows NT 4.0. Malicious DNS servers can exploit this issue by supplying incorrect IP addresses during host name lookups. Specifically, returning 0.0.0.0 as the IP address will cause a denial of service (DoS) crash in the affected system. This vulnerability can be exploited remotely and poses a significant risk to systems relying on DNS for name resolution. It is recommended that affected systems be updated to address this issue and implement additional security measures to protect against untrusted DNS servers.

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