CVE-2016-0863 in SmartGrid LightHouse Sensor Management System
Summary
by MITRE
Cross-site request forgery (CSRF) vulnerability in Tollgrade SmartGrid LightHouse Sensor Management System (SMS) Software EMS before 5.1, and 4.1.0 Build 16, allows remote attackers to hijack the authentication of arbitrary users.
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Analysis
by VulDB Data Team • 07/25/2018
The CVE-2016-0863 vulnerability represents a critical cross-site request forgery flaw within the Tollgrade SmartGrid LightHouse Sensor Management System software ecosystem. This vulnerability specifically affects versions prior to 5.1 and 4.1.0 Build 16 of the EMS software, creating a significant security risk for organizations utilizing smart grid infrastructure. The flaw resides in the system's inability to properly validate and authenticate user requests, allowing malicious actors to exploit the authentication mechanism through crafted web requests.
The technical implementation of this CSRF vulnerability stems from the absence of proper anti-CSRF tokens or mechanisms within the web application's request processing pipeline. When legitimate users interact with the Tollgrade SmartGrid system, their authentication sessions become vulnerable to manipulation by attackers who can craft malicious requests that appear to originate from authenticated users. This weakness operates at the application layer and directly violates the fundamental principle of session management security. The vulnerability aligns with CWE-352, which specifically addresses Cross-Site Request Forgery issues in web applications, and demonstrates how inadequate session validation can lead to complete authentication bypass scenarios.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it enables attackers to perform actions with the privileges of authenticated users without their knowledge or consent. In the context of smart grid infrastructure, this could result in unauthorized control of sensor management systems, modification of critical operational parameters, or complete disruption of grid monitoring capabilities. The remote nature of the attack means that threat actors do not require physical access to the system or network, making the vulnerability particularly dangerous for industrial control systems. This weakness creates a pathway for attackers to potentially compromise the integrity and availability of smart grid operations, which could have cascading effects on power distribution and grid stability.
Organizations affected by this vulnerability should immediately implement comprehensive mitigation strategies including the deployment of anti-CSRF tokens in all web forms and API endpoints, enabling proper session management controls, and implementing additional authentication layers such as multi-factor authentication. The remediation process should involve upgrading to the patched versions of the Tollgrade SmartGrid software, specifically versions 5.1 and 4.1.0 Build 16 or later. Network segmentation and monitoring solutions should be deployed to detect anomalous authentication patterns and unauthorized system modifications. From an ATT&CK framework perspective, this vulnerability maps to technique T1566.001 for initial access through web application attacks, and T1078 for valid accounts usage, making it a critical target for both defensive and offensive security operations. Regular security assessments and penetration testing should be conducted to ensure that similar vulnerabilities do not exist in related systems or components within the broader smart grid infrastructure ecosystem.