CVE-2018-7524 in G-Cam EFD-2250
Summary
by MITRE
A cross-site request forgery vulnerability has been identified in Geutebruck G-Cam/EFD-2250 Version 1.12.0.4 and Topline TopFD-2125 Version 3.15.1 IP cameras, which may allow an unauthorized user to be added to the system.
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Analysis
by VulDB Data Team • 02/06/2021
The cross-site request forgery vulnerability identified in Geutebruck G-Cam/EFD-2250 Version 1.12.0.4 and Topline TopFD-2125 Version 3.15.1 IP cameras represents a significant security flaw that undermines the integrity of user authentication mechanisms within these networked devices. This vulnerability falls under the category of CWE-352, which specifically addresses Cross-Site Request Forgery attacks where an attacker tricks a victim into performing actions they did not intend to execute. The flaw exists in the web-based management interfaces of these IP cameras, which lack proper anti-CSRF protections that would normally validate the authenticity of requests originating from legitimate users.
The technical implementation of this vulnerability stems from the absence of anti-CSRF tokens or other validation mechanisms in the web forms and API endpoints used for user management operations. When administrators or authorized users interact with the camera's web interface to add new users or modify existing accounts, the system fails to verify that these requests originate from legitimate sources within the authenticated session. An attacker can craft malicious web pages or send specially crafted requests that, when executed by an authenticated user, will add unauthorized accounts to the camera system without the user's knowledge or consent.
The operational impact of this vulnerability extends beyond simple unauthorized access to encompass potential complete system compromise and unauthorized surveillance capabilities. Once an unauthorized user is added to the camera system, the attacker gains persistent access to the device's video feeds, configuration settings, and potentially other connected network resources. This creates a persistent threat vector that can be exploited for extended periods without detection. The vulnerability affects both Geutebruck and Topline IP camera models, indicating a widespread issue within the embedded camera security ecosystem that may impact numerous installations across various industries including retail, manufacturing, and residential security systems.
Security professionals should consider this vulnerability in the context of the MITRE ATT&CK framework, specifically under the T1078 technique for Valid Accounts and T1190 technique for Exploit Public-Facing Application, as it enables attackers to establish persistent access through legitimate administrative functions. The vulnerability's exploitation requires minimal technical expertise, making it particularly dangerous as it can be leveraged by threat actors with basic web application attack knowledge. Organizations should implement immediate mitigations including applying vendor-provided firmware updates, implementing network segmentation to isolate these devices, and deploying web application firewalls to detect and block malicious CSRF requests. Additionally, network monitoring should be enhanced to detect anomalous user account creation patterns that may indicate exploitation attempts. The vulnerability underscores the critical importance of proper authentication validation mechanisms in embedded network devices and highlights the need for comprehensive security testing of web interfaces in IoT and security camera systems.