sbb-xss.txt
Posted on 15 May 2007
netVigilance Security Advisory #20 SonicBB version 1.0 XSS Attack Vulnerabilities Description: SonicBB is a user-friendly and fully customizable bulletin board package. SonicBB is compatible with any web server/operating system combo with PHP 4.x or higher installed.SonicBB is the ideal community software for all sites. This vulnerabilities can be exploited only when PHP magic_quotes_gpc = Off. External References: Mitre CVE: CVE-2007-1903 NVD NIST: CVE-2007-1903 OSVDB: 34042 Summary: SonicBB is a user-friendly and fully customizable bulletin board package. SonicBB is compatible with any web server/operating system combo with PHP 4.x or higher installed. SonicBB is the ideal community software for all sites. Security problem in the product allows attackers to commit XSS attacks. Advisory URL: http://www.netvigilance.com/advisory0020 Release Date: 05/14/2007 Severity: Risk: Medium CVSS Metrics Access Vector: Remote Access Complexity: High Authentication: Not-required Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial Impact Bias: Normal CVSS Base Score: 5.6 Target Distribution on Internet: Low Exploitability: Functional Exploit Remediation Level: Workaround Report Confidence: Confirmed Vulnerability Impact: Attack Host Impact: XSS Attack. SecureScout Testcase ID: TC 17944 Vulnerable Systems: SonicBB version 1.0 Vulnerability Type: XSS (Cross-Site Scripting) to force a web-site to display malicious contents to the target, by sending a specially crafted request to the web-site. The vulnerable web-site is not the target of attack but is used as a tool for the hacker in the attack of the victim. Vendor: iScripts Vendor Status: Contact with the Vendor was established and draft of the security advisory was provided on 10 April 2007, the vendor promised to fix the issue but stopped responding to our emails on 10 April 2007. There is no official fix at the release of this Security Advisory Workaround: Modify in the php.ini file following line: magic_quotes_gpc = Off. Example: REQUEST: http://[TARGET]/[PRODUCT-DIRECTORY]/search.php?query=1&part=post`<> '' UNION SELECT `id`,'<script>alert(document.cookie)</script>',1,1,1,1,`username` FROM `users` WHERE id=1%23 REPLY: Will execute <script>alert(document.cookie)</script> Credits: Jesper Jurcenoks Co-founder netVigilance, Inc www.netvigilance.com
