AWStats fails to properly handle "\\" when specifying a configuration file directory

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.

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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.

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Solution

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

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Vendor Information

870532

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AWStats __ Affected

Updated: November 30, 2010

Status

Affected

Vendor Statement

We have not received a statement from the vendor.

Vendor Information

<http://awstats.sourceforge.net/docs/awstats_changelog.txt&gt;

CVSS Metrics

Group	Score	Vector
Base
Temporal
Environmental

References

• <http://awstats.sourceforge.net/docs/awstats_changelog.txt&gt;
• <http://www.exploitdevelopment.com/Vulnerabilities/2010-WEB-001.html&gt;
• <https://vulners.com/cve/CVE-2010-4367&gt;
• <http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2010-4367&gt;
• <https://vulners.com/cve/CVE-2010-4368&gt;
• <http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2010-4368&gt;

Acknowledgements

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
Severity Metric:	5.40 Date Public: