CVE-2005-2460 in liveResponse
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in Kayako liveResponse 2.x allow remote attackers to inject arbitrary web script or HTML via the (1) username parameter or (2) name field when entering a session or sending a message.
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Analysis
by VulDB Data Team • 08/01/2025
The vulnerability identified as CVE-2005-2460 represents a critical cross-site scripting flaw within Kayako liveResponse 2.x software, specifically affecting versions up to and including 2.2.1. This vulnerability resides in the web application's input validation mechanisms and allows malicious actors to execute arbitrary JavaScript code within the context of a victim's browser session. The flaw manifests when users interact with the application's session management and messaging functionality, creating a persistent threat vector that can be exploited across multiple user interactions.
The technical exploitation occurs through two primary attack vectors that target the application's parameter handling and form validation processes. The first vector involves the username parameter, which when improperly sanitized, allows attackers to inject malicious scripts during the login or session establishment phase. The second vector targets the name field during message sending operations, where unvalidated user input can be manipulated to include executable code. Both attack paths leverage the fundamental weakness in input sanitization that permits HTML and JavaScript code to bypass security controls, ultimately executing within the victim's browser environment with the privileges of the authenticated user.
The operational impact of this vulnerability extends beyond simple script execution, creating a comprehensive attack surface that enables sophisticated exploitation techniques. Attackers can leverage these XSS vulnerabilities to steal session cookies, perform unauthorized actions on behalf of users, redirect victims to malicious sites, or harvest sensitive information from authenticated sessions. The vulnerability's persistence across different application functions means that successful exploitation can occur during both authentication and communication phases, amplifying the potential damage. This weakness directly violates security principles established in the OWASP Top Ten, specifically targeting the XSS category that ranks among the most prevalent web application vulnerabilities.
From a mitigation perspective, organizations must implement robust input validation and output encoding mechanisms to prevent malicious code injection. The recommended defense-in-depth strategy includes implementing Content Security Policy headers, employing proper HTML escaping for all dynamic content, and conducting regular security testing including automated scanning and manual penetration testing. The vulnerability aligns with CWE-79 which defines the weakness as "Cross-site Scripting" and corresponds to ATT&CK technique T1189 which covers "Cross-site Scripting". Organizations should also consider implementing web application firewalls and monitoring for suspicious input patterns to detect potential exploitation attempts. Regular patching and version management practices are essential to prevent exploitation of known vulnerabilities, as this issue was resolved in subsequent releases of the Kayako liveResponse platform through proper input sanitization and validation controls.
The broader implications of this vulnerability demonstrate the critical importance of secure coding practices and comprehensive security testing in web application development. The flaw represents a classic example of how insufficient input validation can create persistent security weaknesses that can be exploited across multiple attack surfaces within a single application. Organizations must maintain vigilance in identifying and remediating similar vulnerabilities in their own systems, particularly in legacy applications where security updates may not be readily available or may require significant architectural changes to address effectively.