CVE-2006-0247 in anyboard
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in anyboard.cgi in Netbula Anyboard 9.9 and earlier allows remote attackers to inject arbitrary web script or HTML via the tK parameter in a find command.
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Analysis
by VulDB Data Team • 01/11/2019
The vulnerability identified as CVE-2006-0247 represents a classic cross-site scripting flaw within the Netbula Anyboard 9.9 software suite, specifically affecting the anyboard.cgi component. This issue arises from insufficient input validation and output sanitization mechanisms that fail to properly handle user-supplied data. The vulnerability is particularly concerning as it exists within a web application interface that processes user commands, making it susceptible to exploitation by remote attackers who can manipulate the application's behavior through malicious input.
The technical exploitation of this vulnerability occurs through the manipulation of the tK parameter within the find command functionality of the anyboard.cgi script. When users submit search queries or commands through the web interface, the application processes these inputs without adequate sanitization of special characters that could be interpreted as HTML or JavaScript code. The tK parameter serves as an entry point where unfiltered user input directly influences the application's output rendering process, creating a pathway for attackers to inject malicious scripts that execute in the context of other users' browsers. This type of vulnerability falls under the CWE-79 category of Cross-Site Scripting, which specifically addresses the improper handling of untrusted data in web applications.
The operational impact of this vulnerability extends beyond simple data theft or defacement, as it enables attackers to perform session hijacking, redirect users to malicious websites, or execute arbitrary commands on behalf of legitimate users. The remote nature of the attack means that exploitation can occur from anywhere on the internet without requiring physical access to the target system or network. Users who interact with the vulnerable anyboard application may unknowingly execute malicious code that can capture their credentials, monitor their activities, or compromise their browser sessions. The vulnerability particularly affects organizations using older versions of Netbula Anyboard, as the issue was present in versions 9.9 and earlier, indicating that security patches and updates were not properly implemented across the user base.
Mitigation strategies for this vulnerability should include immediate implementation of input validation and output encoding mechanisms to sanitize all user-supplied data before processing. The application should employ proper HTML escaping techniques for all dynamic content rendered to users, ensuring that special characters are properly encoded to prevent their interpretation as executable code. Organizations should also implement Content Security Policy headers to limit the execution of inline scripts and restrict the sources from which scripts can be loaded. Additionally, regular security updates and patch management procedures should be established to prevent similar vulnerabilities from persisting in the software ecosystem. The ATT&CK framework categorizes this type of vulnerability under T1566 - Phishing, as it enables attackers to craft malicious web content that can be delivered to unsuspecting users. Network segmentation and web application firewalls can provide additional layers of defense, though the most effective solution remains the immediate patching of the vulnerable software components and implementation of proper input validation procedures across all web applications.