CVE-2003-1194 in Booby
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in Booby .1 through 0.2.3 allows remote attackers to inject arbitrary web script or HTML via the error message.
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Analysis
by VulDB Data Team • 06/15/2018
The vulnerability described in CVE-2003-1194 represents a classic cross-site scripting flaw affecting the Booby web application framework version 0.1 through 0.2.3. This type of vulnerability falls 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 proper validation or sanitization. The flaw manifests when the application processes error messages that contain user-supplied input, creating an avenue for malicious actors to inject arbitrary web scripts or HTML content directly into the application's response.
The technical execution of this vulnerability occurs at the application level where error handling mechanisms fail to properly sanitize user input before rendering it within web pages. When an error occurs during application processing, the framework displays error messages that include user-provided data without adequate encoding or filtering. Attackers can exploit this by crafting malicious input that, when processed and displayed in error messages, executes unintended JavaScript code within the context of other users' browsers. This represents a significant security risk as the injected scripts can perform actions such as stealing session cookies, redirecting users to malicious sites, or modifying page content to deceive users.
The operational impact of this vulnerability extends beyond simple data theft or display manipulation. It creates a persistent threat vector that can be exploited across multiple user sessions and can potentially escalate to more severe attacks if combined with other vulnerabilities. The attack surface is particularly concerning as error messages are often displayed to users during normal application interaction, making the exploitation opportunities frequent and widespread. This vulnerability directly maps to ATT&CK technique T1566.001 which covers the use of malicious content to compromise systems through web-based attacks, and T1059.007 which addresses the execution of scripts through web applications.
Mitigation strategies for this vulnerability require immediate implementation of input validation and output encoding mechanisms throughout the application framework. The most effective approach involves implementing proper HTML escaping and encoding of all user-supplied data before rendering it in error messages or any other web response context. Security teams should also consider implementing Content Security Policy headers to limit script execution and prevent unauthorized code injection. Regular security assessments and code reviews focusing on error handling routines are essential to prevent similar vulnerabilities from being introduced in future versions. Additionally, application developers should adopt secure coding practices that emphasize the principle of least privilege and proper data sanitization techniques to ensure that user input is never directly incorporated into web responses without appropriate security measures.
The vulnerability demonstrates the critical importance of secure error handling in web applications, particularly in frameworks where automatic error display mechanisms might inadvertently expose user data to malicious injection attempts. This flaw serves as a reminder that even seemingly benign components like error reporting can become significant security risks when proper sanitization controls are not implemented. Organizations should establish comprehensive security guidelines that mandate input validation and output encoding for all user-facing application components, especially those involved in error reporting and debugging functionality.