Codoforum 2.5.1 Filter index.php sanitize path path traversal

Summaryinfo

A vulnerability described as problematic has been identified in Codoforum 2.5.1. This affects the function sanitize of the file index.php of the component Filter. Such manipulation of the argument path leads to path traversal. This vulnerability is referenced as CVE-2014-9261. Furthermore, an exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Codoforum 2.5.1 (Forum Software). Affected by this issue is the function sanitize of the file index.php of the component Filter. The manipulation of the argument path 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. CVE summarizes:

The sanitize function in Codoforum 2.5.1 does not properly implement filtering for directory traversal sequences, which allows remote attackers to read arbitrary files via a .. (dot dot) in the path parameter to index.php.

The weakness was published 03/23/2015 (Website). The advisory is available at codoforum.com. This vulnerability is handled as CVE-2014-9261 since 12/04/2014. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details as well as a public exploit are known. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

A public exploit has been developed by Kacper Szurek and been published even before and not 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 13 days. During that time the estimated underground price was around $0-$5k. 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.

The vulnerability is also documented in the databases at Exploit-DB (36320) and OSVDB (119412†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Forum Software

Name

• Codoforum

Version

• 2.5.1

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

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If you want to get best quality of vulnerability data, you may have to visit VulDB.

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