CVE-2020-7512 in Easergy T300
Summary
by MITRE
A CWE-1103: Use of Platform-Dependent Third Party Components with vulnerabilities vulnerability exists in Easergy T300 (Firmware version 1.5.2 and older) which could allow an attacker to exploit the component.
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Analysis
by VulDB Data Team • 06/17/2020
The vulnerability identified as CVE-2020-7512 represents a critical security weakness classified under CWE-1103, which specifically addresses the use of platform-dependent third-party components with known vulnerabilities. This issue affects the Easergy T300 device running firmware versions 1.5.2 and earlier, creating a significant risk for industrial control systems and energy management environments where such equipment is deployed. The device operates within critical infrastructure sectors including power distribution, manufacturing, and process control systems where reliability and security are paramount.
The technical flaw stems from the device's reliance on third-party components that are platform-dependent and contain unpatched vulnerabilities. This architectural approach introduces inherent risks because the device's firmware incorporates external libraries, frameworks, or modules that may not receive timely security updates from their original vendors. The platform-dependent nature means these components are specifically designed for certain operating environments, making them susceptible to exploitation when the underlying platform or component versions contain known security flaws. Attackers can leverage these weaknesses to gain unauthorized access, potentially leading to system compromise, data manipulation, or disruption of critical operations.
The operational impact of this vulnerability extends beyond simple security concerns into potential safety and reliability risks for industrial environments. When an attacker successfully exploits this weakness, they may gain access to the device's control mechanisms, potentially allowing them to manipulate energy management parameters, disrupt power distribution systems, or gain deeper access to connected networks. The affected Easergy T300 systems are commonly found in critical infrastructure settings where unauthorized access could result in significant financial losses, operational disruptions, or even safety hazards. The vulnerability's presence in firmware versions 1.5.2 and older indicates that organizations may have been operating with exposed systems for extended periods without proper security updates.
Organizations should prioritize immediate remediation efforts by upgrading to firmware versions that address the third-party component vulnerabilities. The mitigation strategy must include comprehensive inventory tracking of all Easergy T300 devices within the network infrastructure, followed by systematic firmware updates from the vendor. Network segmentation and access controls should be implemented to limit exposure, while continuous monitoring systems should be deployed to detect any anomalous behavior that might indicate exploitation attempts. The vulnerability aligns with ATT&CK technique T1210, which covers exploitation of remote services, and may also relate to T1059 for command execution through compromised systems. Additionally, this vulnerability demonstrates the importance of supply chain security and the need for organizations to maintain strict control over third-party components in their industrial control systems. Regular vulnerability assessments and security audits should be conducted to identify similar dependencies that may pose risks to other components within the industrial ecosystem.