Daniel Arenz Mini Server 2.1.6 URL path traversal

Summaryinfo

A vulnerability, which was classified as critical, has been found in Daniel Arenz Mini Server 2.1.6. The affected element is an unknown function of the component URL Handler. Performing a manipulation results in path traversal. This vulnerability is identified as CVE-2002-1523. Additionally, an exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Daniel Arenz Mini Server 2.1.6. It has been classified as critical. This affects an unknown functionality of the component URL Handler. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality. The summary by CVE is:

Directory traversal vulnerability in Daniel Arenz Mini Server 2.1.6 allows remote attackers to read arbitrary files via (1) ../ (dot-dot slash) or (2) ..\ (dot-dot backslash) sequences.

The weakness was released 10/13/2002 by Marc Ruef with scip AG as confirmed posting (Bugtraq). The advisory is shared at archives.neohapsis.com. The public release was coordinated with Daniel Arenz. This vulnerability is uniquely identified as CVE-2002-1523. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

A public exploit has been developed by Marc Ruef in URL and been published immediately after the advisory. The exploit is shared for download at archives.neohapsis.com. It is declared as functional. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The code used by the exploit is:

http://192.168.0.2/../../windows\win.ini 
http://192.168.0.2/..\..\windows\win.ini 
http://192.168.0.2/AAA[...]AAA..\..\..\..\windows\win.ini

Upgrading to version 3.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (10366) and OSVDB (8933†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• Daniel Arenz

Name

• Mini Server

Version

• 2.1.6

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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