CVE-2007-3694 in Broadcast Machine
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in login.php in Miro Project Broadcast Machine 0.9.9.9 allows remote attackers to inject arbitrary web script or HTML via the username parameter.
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Analysis
by VulDB Data Team • 10/15/2025
The vulnerability identified as CVE-2007-3694 represents a critical cross-site scripting flaw in the Miro Project Broadcast Machine version 0.9.9.9, specifically within the login.php component. This weakness enables remote attackers to execute malicious web scripts or HTML code through manipulation of the username parameter during the authentication process. The vulnerability stems from inadequate input validation and output encoding practices within the application's login handling mechanism, creating an avenue for attackers to inject malicious payloads that can be executed in the context of other users' browsers.
This XSS vulnerability operates under CWE-79 which classifies it as a weakness where web applications fail to properly encode output or validate input, allowing attackers to inject malicious scripts. The flaw specifically manifests when user-supplied data from the username parameter is directly incorporated into web page responses without proper sanitization or encoding. Attackers can exploit this by submitting crafted username values containing script tags or other malicious HTML content that gets rendered in subsequent page displays, potentially affecting any user who views the compromised content or whose session is hijacked through the injected scripts.
The operational impact of this vulnerability extends beyond simple script injection, as it can facilitate session hijacking, credential theft, and further exploitation within the targeted environment. An attacker who successfully injects malicious code through the username parameter could potentially redirect users to phishing sites, steal session cookies, or perform actions on behalf of authenticated users. The vulnerability affects the authentication security model of the application, undermining the trust boundaries that should exist between legitimate users and the system. This weakness particularly impacts the confidentiality and integrity aspects of the CIA triad, as it allows unauthorized access to user sessions and potentially sensitive information within the broadcast machine environment.
Mitigation strategies for this vulnerability should focus on implementing proper input validation and output encoding mechanisms throughout the application. The most effective approach involves sanitizing all user inputs including the username parameter through strict validation that rejects or encodes potentially dangerous characters and patterns. Implementing Content Security Policy headers can provide additional protection against script execution, while ensuring that all output is properly encoded for the context in which it appears. The application should also employ proper session management practices including secure cookie attributes and regular session token rotation. Organizations should consider implementing web application firewalls to detect and block suspicious input patterns, and conduct regular security testing including dynamic application security testing to identify similar vulnerabilities in other components of the system. This vulnerability highlights the importance of following secure coding practices and adhering to the principle of least privilege in web application development, particularly when handling authentication-related parameters that are frequently manipulated by users.