CVE-2022-29005 in Online Birth Certificate System
Summary
by MITRE • 05/23/2022
Multiple cross-site scripting (XSS) vulnerabilities in the component /obcs/user/profile.php of Online Birth Certificate System v1.2 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the fname or lname parameters.
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Analysis
by VulDB Data Team • 05/29/2022
The CVE-2022-29005 vulnerability represents a critical cross-site scripting flaw within the Online Birth Certificate System version 1.2, specifically targeting the user profile component located at /obcs/user/profile.php. This vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is one of the most prevalent and dangerous web application security flaws. The vulnerability manifests when the application fails to properly sanitize or validate user input submitted through the fname (first name) and lname (last name) parameters, allowing malicious actors to inject arbitrary HTML or JavaScript code that executes within the context of other users' browsers.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious payload containing script code and submits it through the vulnerable input fields. When the application processes this input without proper sanitization, the malicious code becomes stored or reflected in the application's response, subsequently executing in the browser of unsuspecting users who view the affected profile page. This creates a persistent XSS vector that can be leveraged for session hijacking, credential theft, or redirection to malicious sites. The vulnerability's impact extends beyond simple script execution as it can be chained with other attack vectors to create more sophisticated threats.
The operational impact of CVE-2022-29005 is particularly severe for a birth certificate system that likely handles sensitive personal information and maintains user profiles. Attackers could exploit this vulnerability to steal user sessions, potentially gaining access to personal health records, birth certificate applications, and other confidential data. The system's user profile functionality makes it an attractive target for attackers seeking to establish persistent access to the platform. Furthermore, the vulnerability could be used to deface the application, redirect users to phishing sites, or execute malicious code that compromises the entire user base. The attack surface is broadened by the fact that any user with access to the profile update functionality could become a vector for exploitation, making this vulnerability particularly dangerous in multi-user environments.
Mitigation strategies for CVE-2022-29005 should focus on implementing robust input validation and output encoding mechanisms. The most effective immediate fix involves sanitizing all user-supplied input through proper encoding techniques such as HTML entity encoding before rendering any user-provided data in the application's response. Implementing Content Security Policy headers can provide additional protection against script execution, while proper input validation should ensure that only expected character sets are accepted for name fields. The application should also implement proper parameter validation to reject or sanitize any input containing potentially dangerous characters or script tags. Security teams should conduct thorough code reviews focusing on all input handling points within the application, particularly those related to user profile management. Additionally, regular security testing including automated vulnerability scanning and manual penetration testing should be implemented to identify similar vulnerabilities across the entire application stack, ensuring compliance with security standards such as those outlined in the OWASP Top Ten and NIST cybersecurity frameworks.