CVE-2007-5833 in BosMarket Business Directory System
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in BosDev BosMarket Business Directory System allow remote authenticated users to inject arbitrary web script or HTML via (1) user info (account details) or (2) a post.
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Analysis
by VulDB Data Team • 11/01/2017
The CVE-2007-5833 vulnerability represents a critical security flaw in the BosDev BosMarket Business Directory System that exposes the application to multiple cross-site scripting attacks. This vulnerability affects authenticated users who can leverage the system's input handling mechanisms to inject malicious scripts into user information fields and post creation functionalities. The flaw stems from inadequate validation and sanitization of user-supplied data within the application's account details and posting modules, creating persistent XSS attack vectors that can be exploited by remote attackers with valid user credentials.
The technical implementation of this vulnerability resides in the application's failure to properly sanitize user input before rendering it within web pages. When authenticated users submit information through the account details section or create posts, the system stores this data without adequate filtering of potentially malicious script content. This allows attackers who have gained access to legitimate user accounts to inject javascript code, html tags, or other malicious payloads that execute in the context of other users' browsers when they view the compromised content. The vulnerability is particularly concerning because it operates within the context of authenticated sessions, meaning attackers can exploit it through legitimate user access rather than requiring unauthorized access to the system.
The operational impact of this vulnerability extends beyond simple script injection, as it can enable attackers to perform various malicious activities including session hijacking, credential theft, data exfiltration, and redirection to malicious websites. Attackers can craft payloads that steal cookies, capture user input, or redirect victims to phishing sites that mimic legitimate system interfaces. The persistent nature of stored XSS vulnerabilities means that malicious scripts remain active in the system until manually removed, potentially affecting all users who view the compromised content. This creates a significant risk for business directory systems where user-generated content is frequently accessed and shared, as the attack surface expands with each new post or user profile modification.
Mitigation strategies for CVE-2007-5833 should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application. The system requires strict sanitization of all user-supplied data using established security libraries and frameworks that can identify and neutralize potentially malicious content. Regular security audits and code reviews should be conducted to ensure that all input handling points are properly secured, with particular attention to user profile management and content creation modules. Organizations should implement proper access controls and monitoring to detect suspicious activities within authenticated sessions. The vulnerability aligns with CWE-79 which specifically addresses cross-site scripting flaws, and may be categorized under ATT&CK technique T1566 related to credential access through malicious web content. System administrators should also consider implementing content security policies and regular security training for users to reduce the risk of successful exploitation through social engineering attacks that might gain initial access to user accounts.