CVE-2019-7432 in Rental Bike Script
Summary
by MITRE
PHP Scripts Mall Rental Bike Script 2.0.3 has HTML injection via the STREET field in the Profile Edit section.
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Analysis
by VulDB Data Team • 08/04/2023
The vulnerability identified as CVE-2019-7432 affects PHP Scripts Mall Rental Bike Script version 2.0.3, specifically targeting the Profile Edit functionality where users can modify their personal information. This issue represents a classic HTML injection flaw that allows malicious actors to inject arbitrary HTML code into the STREET field of user profiles. The vulnerability exists within the input validation and output encoding mechanisms of the web application, creating a pathway for attackers to manipulate the application's behavior and potentially compromise user data or system integrity.
This vulnerability falls under the Common Weakness Enumeration category CWE-79 which specifically addresses Cross-Site Scripting (XSS) vulnerabilities where untrusted data is improperly sanitized before being rendered in web pages. The attack vector is particularly concerning because it occurs within a profile editing section where users expect to safely update their personal information. The STREET field serves as an entry point for malicious HTML code injection that can be executed when other users view the modified profile, making this a persistent threat that affects the entire user base. The vulnerability demonstrates poor input sanitization practices and inadequate output encoding, allowing attackers to bypass security controls designed to prevent malicious code execution.
The operational impact of this vulnerability extends beyond simple data corruption or display issues. When attackers successfully inject HTML code through the STREET field, they can potentially execute malicious scripts in the context of other users' browsers, leading to session hijacking, credential theft, or redirection to malicious websites. The attack can be amplified through social engineering tactics where users are encouraged to view compromised profiles, making this vulnerability particularly dangerous in environments where user trust is paramount. Additionally, the persistence of HTML injection means that once a malicious payload is injected, it will continue to affect users until the profile is manually corrected or the application is patched.
Mitigation strategies for CVE-2019-7432 should focus on implementing robust input validation and output encoding mechanisms throughout the application. The primary defense involves sanitizing all user input before processing or storing it, particularly in fields that may be displayed in web interfaces. Implementing proper HTML escaping and using Content Security Policy headers can significantly reduce the risk of successful exploitation. Organizations should also consider implementing automatic input validation frameworks that can identify and block suspicious HTML content before it is processed. Regular security audits and penetration testing should be conducted to identify similar vulnerabilities in other input fields, while developers should follow secure coding practices that prevent HTML injection through comprehensive parameter validation and proper output encoding techniques. The vulnerability underscores the critical importance of defense-in-depth strategies and the need for continuous security monitoring to prevent exploitation of such persistent threats.