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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

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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