CVE-2002-1037 in Double Choco Latte
Summary
by MITRE
Cross-site scripting vulnerability in Double Choco Latte (DCL) before 20020706 allows remote attackers to inject arbitrary HTML, including script, into web pages via the (1) Ticket# Find, (2) Priorities, (3) Severities, (4) Projects, (5) WO# Find, (6) Departments and (7) Users features.
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Analysis
by VulDB Data Team • 10/26/2024
The CVE-2002-1037 vulnerability represents a critical cross-site scripting flaw in the Double Choco Latte (DCL) web application framework that was prevalent in versions prior to 20020706. This vulnerability falls under the CWE-79 category of Cross-Site Scripting, specifically manifesting as a reflected XSS attack vector that enables remote threat actors to inject malicious HTML code into web pages viewed by other users. The vulnerability affects multiple core functionalities within the DCL application including ticket management, priority settings, severity configurations, project tracking, work order identification, department management, and user administration modules. The flaw occurs when the application fails to properly sanitize user input parameters before incorporating them into dynamically generated web content, creating an exploitable entry point for attackers to execute arbitrary scripts within the context of a victim's browser session.
The operational impact of this vulnerability extends beyond simple data theft or session hijacking, as it provides attackers with the capability to manipulate the entire user interface of the application. When users interact with the affected features, any malicious script code injected through the vulnerable parameters gets executed in the browser context of other users who view the affected pages. This creates a persistent threat vector where attackers can modify page content, steal cookies, redirect users to malicious sites, or even perform unauthorized actions within the application if users have elevated privileges. The vulnerability is particularly concerning in enterprise environments where DCL might be used for issue tracking, project management, or collaboration platforms, as it could enable attackers to compromise the integrity of critical business data and processes.
Security professionals should note that this vulnerability aligns with ATT&CK technique T1531 - Account Access Removal and T1059 - Command and Scripting Interpreter, as it provides attackers with a method to establish persistent access through client-side exploitation. The attack surface is broad due to the seven affected features, meaning that multiple entry points exist for exploitation, making it easier for threat actors to find a successful attack vector. Organizations utilizing DCL should prioritize immediate patching to address this vulnerability, as the timeframe between the vulnerability disclosure and the availability of a fix was minimal, indicating the critical nature of the flaw. The remediation approach requires implementing proper input validation and output encoding mechanisms throughout the application, specifically ensuring that all user-supplied data is properly sanitized before being rendered in web pages. Additionally, organizations should consider implementing Content Security Policy headers and other defensive measures to limit the impact of potential exploitation attempts, while also conducting regular security assessments to identify similar vulnerabilities in other web applications within their infrastructure.