CVE-2005-4613 in VUBB
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in VUBB alpha rc1 allows remote attackers to inject arbitrary web script or HTML via unspecified fields in the user edit profile.
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Analysis
by VulDB Data Team • 07/16/2018
The vulnerability identified as CVE-2005-4613 represents a classic cross-site scripting flaw within the VUBB alpha rc1 web application framework. This security weakness resides in the user profile editing functionality where input validation mechanisms fail to properly sanitize user-supplied data before rendering it within web pages. The vulnerability specifically affects fields within the user edit profile interface, creating an opportunity for malicious actors to execute arbitrary JavaScript code within the context of other users' browsers. Such flaws typically arise when applications inadequately filter or encode user input, allowing attackers to inject malicious payloads that persist in the application's database or session storage.
The technical implementation of this XSS vulnerability stems from insufficient input sanitization and output encoding practices within the VUBB framework's profile management components. Attackers can exploit this weakness by submitting malicious scripts through unspecified profile fields that are then rendered back to other users browsing the affected application. This type of vulnerability falls under CWE-79 which specifically addresses cross-site scripting flaws in web applications. The vulnerability is classified as a reflected XSS variant since the malicious script is executed when users view the compromised profile information, though it could potentially be stored if the application fails to properly validate and encode user inputs during the profile update process.
The operational impact of this vulnerability extends beyond simple script execution as it enables attackers to perform various malicious activities within the compromised environment. An attacker could potentially steal session cookies, redirect users to malicious websites, deface the application interface, or even perform actions on behalf of authenticated users if the application lacks proper access controls. The attack surface is particularly concerning in community-driven platforms where user-generated content is prevalent, as the vulnerability could be exploited to compromise multiple users simultaneously. This weakness directly aligns with ATT&CK technique T1531 which focuses on establishing persistence through manipulation of web applications, and T1059 which encompasses execution of malicious code through web-based interfaces.
Mitigation strategies for this vulnerability require immediate implementation of comprehensive input validation and output encoding mechanisms throughout the application's profile management system. Developers should enforce strict sanitization of all user inputs using established libraries and frameworks that properly escape special characters before rendering content in web pages. The application should implement proper Content Security Policy headers to limit script execution and prevent unauthorized code injection. Additionally, access controls should be strengthened to ensure that only authorized users can modify profile information, and input fields should be validated against expected data formats with appropriate length restrictions. Regular security audits and code reviews focusing on user input handling should be implemented to prevent similar vulnerabilities from emerging in future versions of the application. Organizations should also consider implementing web application firewalls to detect and block suspicious input patterns that could indicate XSS attempts.