CVE-2005-4322 in Groupmax Collaboration Web Client
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in Hitachi Cosminexus Collaboration Portal 06-00 through 06-10-/B, Groupmax Collaboration Portal 07-00 through 07-10-/B, and Groupmax Collaboration Web Client 07-00 through 07-10-/A allow remote attackers to inject arbitrary web script or HTML via the (1) Schedule and (2) Calendar components.
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Analysis
by VulDB Data Team • 06/24/2018
The vulnerability identified as CVE-2005-4322 represents a critical cross-site scripting flaw affecting multiple collaboration portal products from Hitachi and Groupmax. This vulnerability specifically impacts versions 06-00 through 06-10-/B of the Hitachi Cosminexus Collaboration Portal, along with Groupmax Collaboration Portal versions 07-00 through 07-10-/B and the Groupmax Collaboration Web Client versions 07-00 through 07-10-/A. The flaw resides in the Schedule and Calendar components of these applications, making them susceptible to remote code execution through malicious web script injection. These vulnerabilities fall under the Common Weakness Enumeration category CWE-79, which specifically addresses cross-site scripting vulnerabilities where untrusted data is improperly integrated into web pages without adequate sanitization or encoding mechanisms. The attack vector leverages the web application's failure to validate or sanitize user input before rendering it within the web interface, creating an environment where malicious actors can inject arbitrary HTML and JavaScript code.
The operational impact of this vulnerability extends beyond simple data theft or defacement, as it enables attackers to execute malicious scripts in the context of authenticated user sessions. When users interact with the vulnerable Schedule and Calendar components, any injected scripts can potentially access session cookies, perform actions on behalf of users, steal sensitive information, or redirect users to malicious websites. The vulnerability's remote nature means that attackers do not require physical access to the network or system to exploit it, making it particularly dangerous in enterprise environments where collaboration portals serve as critical communication platforms. Attackers can craft malicious URLs or calendar entries that, when viewed by unsuspecting users, execute harmful code within their browsers, potentially leading to complete compromise of user sessions and unauthorized access to corporate data. This type of vulnerability directly aligns with ATT&CK technique T1566, which describes social engineering attacks through spearphishing with malicious attachments or links, as users may unknowingly click on malicious calendar entries or schedule items.
The technical exploitation of this vulnerability requires attackers to understand the specific input validation weaknesses within the application's Schedule and Calendar components. These components likely accept user-provided data without proper sanitization, allowing malicious payloads to be stored and subsequently executed when other users view the affected content. The vulnerability demonstrates a classic input validation failure where the application fails to implement proper output encoding or content security policies to prevent script execution. Organizations affected by this vulnerability should immediately implement mitigations including input validation, output encoding, and the implementation of Content Security Policy headers to prevent unauthorized script execution. Additionally, regular security updates and patch management procedures should be enforced to address similar vulnerabilities in collaboration platforms. The remediation approach must include comprehensive testing of all user input fields within these components, along with the implementation of proper sanitization mechanisms to prevent XSS attacks from occurring in the first place.