CVE-2023-3784 in WiFi File Explorer
Summary
by MITRE • 07/20/2023
A vulnerability was found in Dooblou WiFi File Explorer 1.13.3. It has been declared as problematic. Affected by this vulnerability is an unknown functionality. The manipulation of the argument search/order/download/mode leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-235051.
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Analysis
by VulDB Data Team • 08/15/2023
The vulnerability identified as CVE-2023-3784 resides within Dooblou WiFi File Explorer version 1.13.3, representing a critical cross-site scripting flaw that compromises the security integrity of the application. This vulnerability manifests through manipulation of the search/order/download/mode arguments, indicating a significant input validation weakness that allows attackers to inject malicious scripts into the application's response handling mechanisms. The affected functionality appears to be related to file management operations within the WiFi file explorer interface, where user-provided parameters are not properly sanitized before being rendered back to the browser.
The technical exploitation of this vulnerability occurs through remote attack vectors, meaning that malicious actors can trigger the XSS payload without requiring physical access to the device or network. The attack surface expands significantly as the vulnerability affects the core file exploration and management functionality, potentially allowing threat actors to execute arbitrary JavaScript code within the context of the victim's browser session. This presents a severe risk to user data confidentiality and integrity, as the malicious scripts could access stored credentials, download sensitive files, or redirect users to malicious websites. The vulnerability's classification under CWE-79 (Cross-site Scripting) aligns with the standard definition of insecure input handling that permits script injection attacks.
The operational impact of this vulnerability extends beyond simple data theft, as it enables persistent threats that can compromise user sessions and potentially escalate to more sophisticated attacks. The public disclosure of the exploit, as indicated by the VDB-235051 identifier, means that threat actors can readily implement the attack without requiring advanced technical skills, significantly increasing the risk to users. This vulnerability particularly affects users who rely on the WiFi file explorer for accessing sensitive documents or personal files, as the XSS attack could lead to complete session hijacking or data exfiltration. The attack vector operates through standard web browser interactions, making it accessible to attackers regardless of their technical expertise level.
Mitigation strategies should prioritize immediate patching of the affected Dooblou WiFi File Explorer application to address the input validation flaws that enable the XSS attack. Organizations and individual users should implement proper parameter sanitization and output encoding mechanisms to prevent malicious script injection, following established security practices such as those outlined in the OWASP Top Ten. Network administrators should consider implementing web application firewalls to detect and block suspicious parameter patterns that could indicate attempted exploitation of this vulnerability. Additionally, user education regarding the risks of interacting with untrusted file sharing environments and the importance of keeping applications updated should form part of comprehensive security awareness programs. The vulnerability demonstrates the critical importance of input validation in web applications and highlights the need for continuous security assessment of mobile and network-based file management tools.