CVE-1999-1222

Summary

CVE-1999-1222 is a vulnerability affecting the Netbt.sys component in Windows NT 4.0. This issue allows malicious DNS servers to cause a denial of service (DoS) by returning an IP address of 0.0.0.0 in response to a host name lookup query. Exploitation of this vulnerability results in a crash of the affected system, rendering it unavailable for use until it is restarted. The vulnerability can be mitigated by implementing security measures such as using trusted DNS servers or configuring firewalls to block malicious traffic.

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