CVE-2015-2048 in DCS-931l
Summary
by MITRE
Cross-site request forgery (CSRF) vulnerability in D-Link DCS-931L with firmware 1.04 and earlier allows remote attackers to hijack the authentication of unspecified victims via unknown vectors.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 04/13/2018
The CVE-2015-2048 vulnerability represents a critical cross-site request forgery flaw discovered in D-Link DCS-931L network security cameras running firmware versions 1.04 and earlier. This vulnerability resides within the web-based management interface of the device, creating a significant security risk for organizations relying on these surveillance systems for network protection. The flaw enables remote attackers to manipulate authenticated sessions without proper authorization, potentially compromising the entire security posture of networks utilizing these devices.
The technical implementation of this CSRF vulnerability stems from the absence of proper anti-CSRF mechanisms within the device's web interface. Specifically, the D-Link DCS-931L fails to implement adequate token validation or session management controls that would prevent unauthorized command execution. Attackers can craft malicious web pages or exploit existing web-based attacks to trick authenticated users into performing unintended actions on the camera system. The vulnerability operates at the application layer, exploiting the trust relationship between the web browser and the camera's management interface, which is a classic CSRF attack vector classified under CWE-352.
The operational impact of this vulnerability extends beyond simple unauthorized access to encompass complete device compromise and potential network infiltration. An attacker who successfully exploits this CSRF flaw could gain full administrative control over the camera, allowing them to modify camera settings, access video feeds, change user credentials, and potentially use the device as a pivot point for further attacks within the network. The unspecified nature of victim targets suggests that any authenticated user session could be hijacked, making this vulnerability particularly dangerous in environments where multiple users access the camera management interface. This aligns with ATT&CK technique T1566 for initial access through malicious web content and T1071 for application layer protocols.
Organizations should immediately implement mitigation strategies including firmware updates to the latest available versions, which typically include proper CSRF token validation and session management controls. Network segmentation should be implemented to isolate these devices from critical network segments, and access controls should be strictly enforced through firewall rules and VLAN configurations. Regular security assessments of networked devices should include CSRF vulnerability scanning, and administrators should implement monitoring solutions to detect anomalous access patterns or configuration changes. The vulnerability demonstrates the importance of maintaining up-to-date firmware across all networked security devices, as recommended by NIST SP 800-128 guidelines for cybersecurity risk management. Additional defensive measures include implementing web application firewalls and ensuring that administrative interfaces are not accessible from untrusted networks, thereby reducing the attack surface and limiting potential exploitation opportunities.