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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important.  If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.


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Vulnerability Assessment Details

nfsd service

Vulnerability Assessment Summary
checks the presence of a RPC service

Detailed Explanation for this Vulnerability Assessment

The nfsd RPC service is running. In the past, this service has had bugs which permit an intruder to execute arbitrary commands on your system. In addition, FreeBSD 4.6.1 RELEASE-p7 and earlier, NetBSD 1.5.3 and earlier have a bug wherein sending a zero length packet to the RPC service will cause the operating system to hang.


Solution : Make sure that you have the latest version of nfsd

Network Security Threat Level: High

Networks Security ID: 782

Vulnerability Assessment Copyright: This script is Copyright (C) 1999 Renaud Deraison

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