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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

NFS cd ..

Vulnerability Assessment Summary
Checks for the NFS .. attack

Detailed Explanation for this Vulnerability Assessment

The remote NFS server permits users to use a 'cd ..' command
to access other directories besides the NFS file system.

A possible hacker may use this flaw to read every file on this host

Solution : Create a dedicated partition for your NFS exports
Network Security Threat Level: High

Networks Security ID:

Vulnerability Assessment Copyright: This script is Copyright (C) 2003 Renaud Deraison

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