CVE-2020-19643 in Wifi Mini Spy 1080P HD Security IP Camera
Summary
by MITRE • 03/30/2021
Cross Site Scripting (XSS) vulnerability in INSMA Wifi Mini Spy 1080P HD Security IP Camera 1.9.7 B via all fields in the FTP settings page to the "goform/formSetFtpCfg" settings page.
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Analysis
by VulDB Data Team • 04/06/2021
This cross site scripting vulnerability exists within the INSMA Wifi Mini Spy 1080P HD Security IP Camera firmware version 1.9.7 and represents a critical security flaw that allows remote attackers to inject malicious scripts into the device's web interface. The vulnerability specifically affects all input fields on the FTP settings page, which is accessible through the endpoint goform/formSetFtpCfg. This configuration page enables users to set up File Transfer Protocol parameters for remote file storage, making it a prime target for exploitation. The flaw stems from inadequate input validation and output encoding mechanisms within the web application framework of the security camera, allowing attackers to manipulate form fields and execute arbitrary JavaScript code within the context of authenticated users' browsers. The vulnerability falls under CWE-79 which specifically addresses cross site scripting flaws, where improper validation of user-supplied data leads to script execution in the victim's browser. This represents a significant threat to network security as it enables attackers to potentially hijack user sessions, steal sensitive configuration data, or perform unauthorized operations on the camera device.
The operational impact of this vulnerability extends beyond simple script injection, as it creates a persistent threat vector that could be exploited by attackers with minimal technical expertise. An attacker could craft malicious payloads that would execute when legitimate users view the FTP configuration page, potentially leading to complete compromise of the surveillance system. The vulnerability enables several attack patterns that align with ATT&CK framework techniques including T1059.007 for command and scripting interpreter and T1566.001 for spearphishing with social engineering. Once exploited, the attacker could modify FTP settings to redirect camera recordings to malicious servers, disable security features, or even establish persistent backdoors through the compromised camera interface. The attack surface is particularly concerning given that security cameras often operate in unattended environments where manual monitoring is limited, making exploitation less likely to be detected immediately. The vulnerability also impacts the device's authentication model, as successful XSS attacks could potentially bypass authentication mechanisms or manipulate session tokens.
Mitigation strategies for this vulnerability should encompass both immediate defensive measures and long-term architectural improvements. Organizations should implement network segmentation to isolate security camera networks from critical infrastructure, limiting potential lateral movement if exploitation occurs. Input validation should be strengthened at the application level by implementing proper sanitization of all user inputs, particularly those destined for web interfaces. Output encoding should be enforced to ensure that any dynamic content is properly escaped before rendering in browser contexts. The firmware vendor should provide immediate security patches to address the input validation gaps, and users should be strongly advised to update to the latest available firmware versions. Network monitoring should be enhanced to detect unusual FTP configuration changes or attempts to access the vulnerable endpoint. Additionally, implementing Content Security Policy headers and using secure coding practices during development can significantly reduce the risk of similar vulnerabilities in future deployments. Regular security assessments and penetration testing of networked security devices should be conducted to identify and remediate similar weaknesses before they can be exploited by malicious actors.