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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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Squid null character unauthorized access

Vulnerability Assessment Summary Acertains squid version Detailed Explanation for this Vulnerability Assessment The remote squid caching proxy, according to its version number, is vulnerable to a flaw which may permit a possible hacker to gain access to unauthorized resources. The flaw in itself consists of sending a malformed username containing the %00 (null) character, which may permit a possible hacker to access otherwise restricted resources. Solution : Upgrade to squid 2.5.STABLE6 or newer Network Security Threat Level: High Networks Security ID: 9778 Vulnerability Assessment Copyright: This script is Copyright (C) 2004-2006 Tenable Network Security

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