CVE-2019-18207 in InfoBusiness
Summary
by MITRE
In Zucchetti InfoBusiness before and including 4.4.1, an authenticated user can inject client-side code due to improper validation of the Title field in the InfoBusiness Web Component. The payload will be triggered every time a user browses the reports page.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 02/01/2024
The vulnerability CVE-2019-18207 represents a critical client-side code injection flaw within the Zucchetti InfoBusiness platform, specifically affecting versions 4.4.1 and earlier. This vulnerability stems from inadequate input validation mechanisms implemented in the web component's Title field processing functionality. The issue manifests when an authenticated user submits malicious code through the Title field, which then gets stored and executed whenever other users navigate to the reports page. The vulnerability is classified under CWE-79 as a cross-site scripting vulnerability, specifically demonstrating improper neutralization of input during web page generation. The attack vector requires authentication, meaning that an adversary must first establish valid credentials to exploit this weakness, but once achieved, the impact can affect all users who access the affected reporting functionality.
The technical exploitation of this vulnerability occurs through the web component's insufficient sanitization of user-supplied data in the Title field parameter. When an authenticated user inputs malicious JavaScript code or other client-side payloads into the Title field, the system fails to properly validate or sanitize this input before rendering it in the web interface. This allows the injected code to execute within the browser context of other users who view the reports page, creating a persistent cross-site scripting condition. The vulnerability is particularly concerning because it operates automatically without requiring user interaction beyond the initial page load, making it a stealthy and potentially devastating attack vector. The ATT&CK framework categorizes this as a client-side attack technique under T1059.007 for scripting languages, specifically targeting web applications where user input is not properly validated.
The operational impact of CVE-2019-18207 extends beyond simple data theft or defacement, as the persistent nature of the vulnerability allows for long-term exploitation of the compromised system. An attacker could inject malicious scripts that steal session cookies, redirect users to phishing sites, or even execute more sophisticated attacks such as credential harvesting or privilege escalation within the application context. The fact that this vulnerability affects the reports page suggests it could compromise sensitive business data and potentially expose confidential information to unauthorized parties. The authenticated nature of the attack means that the threat actor must have legitimate access to the system, but this access provides them with the capability to establish persistent backdoors or exfiltration mechanisms within the application's user interface. Organizations using affected versions of InfoBusiness face significant risks including data leakage, system compromise, and potential regulatory violations due to inadequate input validation controls.
Mitigation strategies for CVE-2019-18207 should focus on implementing robust input validation and output encoding mechanisms throughout the web application. The primary remediation involves updating to a patched version of Zucchetti InfoBusiness beyond 4.4.1 where the vulnerability has been addressed through proper input sanitization and validation of the Title field. Organizations should implement comprehensive input validation that filters or escapes special characters in user-supplied data before storage and rendering. Additionally, the implementation of Content Security Policy headers can provide an additional layer of protection against unauthorized script execution. Security teams should conduct thorough penetration testing and code reviews to identify similar input validation weaknesses in other components of the application. The vulnerability highlights the importance of following secure coding practices as outlined in OWASP Top 10 and ISO 27001 security standards, particularly focusing on input validation and output encoding controls. Regular security assessments and vulnerability scanning should be implemented to prevent similar issues from emerging in other application components. Organizations should also consider implementing web application firewalls and monitoring for suspicious input patterns that could indicate attempts to exploit similar vulnerabilities.