CVE-2022-4251 in Movie Ticket Booking System
Summary
by MITRE • 12/01/2022
A vulnerability was found in Movie Ticket Booking System and classified as problematic. Affected by this issue is some unknown functionality of the file editBooking.php. The manipulation leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-214628.
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Analysis
by VulDB Data Team • 12/25/2022
The vulnerability identified as CVE-2022-4251 represents a critical cross site scripting flaw within the Movie Ticket Booking System application. This vulnerability specifically affects the editBooking.php file, which suggests the issue occurs during the process of modifying existing booking records. The presence of XSS vulnerabilities in booking systems is particularly concerning as they can be exploited to manipulate user sessions and potentially gain unauthorized access to sensitive booking information. The vulnerability has been publicly disclosed and is actively being used by threat actors, indicating a significant risk to deployed systems.
The technical nature of this vulnerability stems from inadequate input validation and output sanitization within the editBooking.php component. When users interact with the booking modification functionality, malicious input can be injected into the application's response without proper filtering or encoding. This allows attackers to inject malicious scripts that execute in the context of other users' browsers. The remote exploitation capability means that attackers can leverage this vulnerability from any location without requiring physical access to the system. The vulnerability manifests as a classic reflected XSS attack where malicious payloads are embedded in URL parameters or form inputs and then executed when other users view the affected pages.
The operational impact of this vulnerability extends beyond simple script execution as it can enable a wide range of malicious activities. Attackers can steal session cookies, redirect users to malicious sites, deface the booking system interface, or even escalate privileges within the application. Given that this is a booking system, the potential for financial fraud and data breaches is substantial. The vulnerability could allow attackers to modify booking details, create fraudulent reservations, or access other users' personal information including payment details and contact information. This represents a significant compromise of user trust and system integrity.
Mitigation strategies for CVE-2022-4251 should focus on implementing robust input validation and output encoding mechanisms throughout the application. The primary defense involves sanitizing all user inputs before processing them and ensuring that any data rendered to users is properly encoded to prevent script execution. Implementing Content Security Policy headers can provide an additional layer of protection against XSS attacks by restricting the sources from which scripts can be loaded. Regular security testing including dynamic application security testing and manual penetration testing should be conducted to identify similar vulnerabilities. The system should also implement proper access controls and authentication mechanisms to limit the potential damage from successful exploitation. Organizations should also consider implementing web application firewalls and monitoring systems to detect and prevent exploitation attempts. This vulnerability aligns with CWE-79 which specifically addresses cross site scripting flaws, and follows ATT&CK technique T1566 which covers social engineering through malicious web content. The public disclosure of this exploit and its active use in the wild necessitates immediate remediation efforts to protect users and maintain system security posture.