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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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Sun portmap xdrmem_getbytes() overflow

Vulnerability Assessment Summary Checks for the xdrmem_getbytes() overflow Detailed Explanation for this Vulnerability Assessment The RPC library has an integer overflow in the function xdrmem_getbytes(). A possible hacker may use this flaw to execute arbitrary code on this host with the rights your RPC programs are running with (typically, root), by sending a specially crafted request to them. Nessus used this flaw to crash your portmapper. Solution : See http://www.cert.org/advisories/CA-2003-10.html Network Security Threat Level: High Networks Security ID: 7123 Vulnerability Assessment Copyright: This script is Copyright (C) 2003 Renaud Deraison

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