Vulnerability Note VU#870532

Overview

AWStats fails to properly handle "\\" when specifying a configuration file directory. This could allow an attacker to specify an arbitrary configuration file located on an SMB share.

Description

From the AWStats project website: "AWStats is a free powerful and featureful tool that generates advanced web, streaming, ftp or mail server statistics, graphically". AWStats is vulnerable to remote command execution when installed on Apache Tomcat on Microsoft Windows operating systems. The AWStats application fails to properly handle "\\" when specifying a configuration file directory.

Impact

An attacker can instruct the web server to load a malicious configuration file located on a malicious SMB file share. The malicious configuration file can contain arbitrary commands to be run on the vulnerable remote server as the web service account.

Solution

According to the vendor's changelog this vulnerability has been addressed in AWStats 7.0.

Vendor Information (Learn More)

Vendor	Status	Date Notified	Date Updated
AWStats	Affected	-	30 Nov 2010

If you are a vendor and your product is affected, let us know.

CVSS Metrics (Learn More)

Group	Score	Vector
Base	N/A	N/A
Temporal	N/A	N/A
Environmental	N/A	N/A

References

• http://awstats.sourceforge.net/docs/awstats_changelog.txt
• http://www.exploitdevelopment.com/Vulnerabilities/2010-WEB-001.html
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-4367
• http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2010-4367
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-4368
• http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2010-4368

Credit

Thanks to StenoPlasma at ExploitDevelopment for reporting this vulnerability.

This document was written by Michael Orlando.

Other Information

• CVE IDs: CVE-2010-4367 CVE-2010-4368
• Date Public: 18 Aug 2010
• Date First Published: 30 Nov 2010
• Date Last Updated: 03 Jan 2011
• Severity Metric: 5.40
• Document Revision: 16