netVigilance Security Advisory #15 w-agora version 4.2.1 Information Disclosure Vulnerability Description: w-agora is a set of scripts written in PHP. This package is intended to allow users to share, exchange and publish information, files and discussions over the web. It is possible to disclose the contents of the globals.inc file and see the true server paths to the main scripts. Advisory URL: http://www.netvigilance.com/advisory0015 External References: Mitre CVE: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-0607 NVD NIST: http://nvd.nist.gov/nvd.cfm?cvename=CVE-2007-0607 OSVDB: 31670 http://www.osvdb.com/displayvuln.php?osvdb_id=31670 Summary: w-agora is a set of scripts written in PHP intended to allow users to share, exchange and publish information, files and discussions over the web. A security issue in the product allows attackers to disclose the contents of the globals.inc file and see the true server paths to the main scripts. This vulnerabilities can be exploited only when PHP register_globals is On. Release Date: March 19 , 2007 Severity: Risk: Low CVSS Metrics Access Vector: Remote Access Complexity: Low Authentication: not-required Confidentiality Impact: Partial Integrity Impact: None Availability Impact: None Impact Bias: Normal CVSS Base Score: 2.3 Target Distribution on Internet: Low Exploitability: Functional Exploit Remediation Level: Workaround Report Confidence: Uncorroborated Vulnerability Impact: Attack Host Impact: Information disclosure. SecureScout Testcase ID: TC 17942 Vulnerable Systems: w-agora version 4.2.1 Vulnerability Type: Secury settings problem, read access to file globals.inc Vendor: Author Marc Druilhe. Vendor Status: The Vendor has been notified on January 30th 2007, and has not responded. Workaround: Set PHP register_globals to Off. Or modify .htaccess file (this will work only for the apache servers). Example: globals.inc File Content Disclosure Vulnerability: REQUEST: http://[TARGET]/[w-agora-directory]/globals.inc REPLY: Content of the file globals.inc Credits: Jesper Jurcenoks Co-founder netVigilance, Inc www.netvigilance.com