Pakupaku CMS up to 0.4 index.php page path traversal

Summaryinfo

A vulnerability labeled as problematic has been found in Pakupaku CMS up to 0.4. This impacts an unknown function of the file index.php. Executing a manipulation of the argument page can lead to path traversal. This vulnerability appears as CVE-2007-4641. The attack may be performed from remote. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in Pakupaku CMS up to 0.4 (Content Management System). It has been declared as critical. This vulnerability affects an unknown part of the file index.php. The manipulation of the argument page with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, and integrity. CVE summarizes:

Directory traversal vulnerability in index.php in Pakupaku CMS 0.4 and earlier allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the page parameter, as demonstrated by injecting code into an Apache log file.

The weakness was presented 08/31/2007 (Website). The advisory is shared for download at milw0rm.com. This vulnerability was named CVE-2007-4641 since 08/31/2007. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1006.

A public exploit has been developed by GoLd_M and been published even before and not after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as functional. The vulnerability was handled as a non-public zero-day exploit for at least 2 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 X-Force (36358), Exploit-DB (4341) and Secunia (SA26598†). See VDB-38607 for similar entry. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Content Management System

Vendor

• Pakupaku

Name

• CMS

Version

• 0.1
• 0.2
• 0.3
• 0.4

CPE 2.3info

• 🔍
• 🔍
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CPE 2.2info

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Threat Intelligenceinfo

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Entryinfo

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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