Summaryinfo

A vulnerability categorized as problematic has been discovered in Constructr CMS. The affected element is an unknown function. Such manipulation of the argument edit_file leads to path traversal. This vulnerability is listed as CVE-2008-5860. In addition, an exploit is available. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Detailsinfo

A vulnerability was found in Constructr CMS (Content Management System) and classified as problematic. Affected by this issue is an unknown functionality. The manipulation of the argument edit_file with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Directory traversal vulnerability in backend/template.php in Constructr CMS 3.02.5 and earlier, when register_globals is enabled and magic_quotes_gpc is disabled, allows remote attackers to create or read arbitrary files via directory traversal sequences in the edit_file parameter.

The weakness was presented 01/06/2009 (Website). The advisory is shared for download at milw0rm.com. This vulnerability is handled as CVE-2008-5860 since 01/06/2009. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details as well as a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1006.

A public exploit has been developed by fuzion and been published before and not just after the advisory. The exploit is available at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 18 days. During that time the estimated underground price was around $0-$5k.

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

The vulnerability is also documented in the databases at Exploit-DB (7529) and Secunia (SA33250†). See VDB-45787 and VDB-45774 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Content Management System

Vendor

• Constructr

Name

• CMS

Version

• 3.00.0
• 3.00.1
• 3.00.2
• 3.01.0
• 3.01.1
• 3.01.2
• 3.01.3
• 3.01.4
• 3.01.5
• 3.01.6
• 3.01.7
• 3.01.8
• 3.01.9
• 3.02.0
• 3.02.1
• 3.02.2
• 3.02.3
• 3.02.4
• 3.02.5

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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