Summaryinfo

A vulnerability identified as critical has been detected in Advanced_guestbook Guestbook 2.4.2. The affected element is an unknown function of the file index.php. This manipulation causes file inclusion. This vulnerability is registered as CVE-2007-0530. No exploit is available. The existence of this vulnerability is still disputed at present. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Detailsinfo

A vulnerability has been found in Advanced_guestbook Guestbook 2.4.2 and classified as critical. Affected by this vulnerability is some unknown functionality of the file index.php. The manipulation with an unknown input leads to a file inclusion vulnerability. The CWE definition for the vulnerability is CWE-73. The product allows user input to control or influence paths or file names that are used in filesystem operations. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

** DISPUTED ** Multiple PHP remote file inclusion vulnerabilities in Advanced Guestbook 2.4.2 allow remote attackers to execute arbitrary PHP code via a URL in the include_path parameter to (1) index.php, (2) addentry.php, or (3) picture.php, a different set of vectors than CVE-2006-5804. NOTE: this issue has been disputed by third party researchers, stating that the include_path variable is instantiated before use.

The weakness was published 01/25/2007 as not defined posting (Bugtraq). The advisory is shared at securityfocus.com. This vulnerability is known as CVE-2007-0530 since 01/25/2007. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The real existence of this vulnerability is still doubted at the moment. By approaching the search of inurl:index.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• Advanced_guestbook

Name

• Guestbook

Version

• 2.4.2

CPE 2.3info

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CPE 2.2info

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Discussion