CVE-2026-97181 in GPM Light
Summary
by MITRE • 09/24/2026
GPM LIGHT developed by ezGlobal has a Sensitive Data Exposure vulnerability. Unauthenticated remote attackers can directly access system logs.
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Analysis
by VulDB Data Team • 09/24/2026
The discovery of a sensitive data exposure vulnerability within GPM LIGHT, a product developed by ezGlobal, represents a critical failure in application security design and implementation. This flaw allows unauthenticated remote actors to bypass authentication mechanisms entirely, granting them direct read access to internal system logs. In the context of modern software architecture, particularly for Internet of Things (IoT) or industrial control systems where GPM LIGHT is likely deployed, such unrestricted access constitutes a severe breach of confidentiality principles. The vulnerability stems from improper access controls on specific endpoints or file paths that host log files, which are typically intended to be restricted to authorized administrators only. By exposing these logs to the public internet without any form of credential verification, the application violates fundamental security best practices regarding data protection and privacy.
From a technical perspective, this issue aligns directly with CWE-200: Exposure of Sensitive Information to an Unauthorized Actor. The root cause likely involves misconfigured web server directives or missing authorization checks in the backend API that serves log content. When attackers exploit this flaw, they can retrieve historical operational data, error messages, stack traces, and potentially internal network topology details embedded within the logs. This information is invaluable for further reconnaissance activities, as it may reveal software versions, configuration paths, database connection strings, or other sensitive infrastructure details. The lack of authentication means that any entity with network connectivity to the vulnerable service can exploit this weakness, significantly lowering the barrier to entry for malicious actors and increasing the attack surface exponentially.
The operational impact of this vulnerability extends beyond simple data leakage. Access to system logs can facilitate more sophisticated attacks by providing attackers with insights into how the application behaves under various conditions. For instance, log entries might contain timestamps that help in timing-based attacks or reveal internal IP addresses that are not publicly exposed through other means. Furthermore, if the logs include debug information or detailed error messages, they may expose code logic flaws that can be leveraged for subsequent injection attacks or privilege escalation attempts. This scenario is consistent with ATT&CK technique T1083: File and Directory Discovery, where adversaries explore local file systems to gather intelligence necessary for lateral movement or data exfiltration in later stages of an intrusion kill chain.
To mitigate this risk, immediate remediation steps are required to restrict access to sensitive log files. The most effective solution is to implement robust authentication and authorization mechanisms on all endpoints that serve system logs, ensuring that only verified administrators with appropriate privileges can view these resources. Additionally, web server configurations should be hardened to prevent directory listing and direct file access unless explicitly permitted for specific administrative interfaces. It is also advisable to separate log storage from the public-facing application layer by moving logs to a secure internal logging service or using syslog protocols over encrypted channels that require mutual authentication. Regular security audits and penetration testing should be conducted to identify similar misconfigurations across other components of the GPM LIGHT ecosystem, ensuring comprehensive protection against unauthorized data exposure.