Vulnerability Assessment & Network Security Forums
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.
Vulnerability Assessment Details
Tries to read /etc/passwd using Guestbook Script
Detailed Explanation for this Vulnerability Assessment
The remote web server contains a PHP application that is affected by
remote file include issues.
The remote host is running Guestbook Script, a free guestbook written
The version of Guestbook Script installed on the remote host fails to
sanitize input to the 'include_files' array parameter before using it
in a PHP 'include()' function in various scripts. Provided PHP's
'register_globals' setting is enabled, an unauthenticated attacker may
be able to exploit this issue to view arbitrary files on the remote
host or to execute arbitrary PHP code, possibly taken from third-party
Note that the application must be running under PHP 5 for a possible hacker
to take code from third-party hosts.
See also :
Upgrade to Guestbook Script 1.9 or later.
Network Security Threat Level:
Medium / CVSS Base Score : 4.7
Networks Security ID: 17845
Vulnerability Assessment Copyright: This script is Copyright (C) 2006 Tenable Network Security
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