CVE-2023-3897 in SureMDM
Summary
by MITRE • 07/25/2023
User enumeration in On-premise SureMDM Solution on Windows deployment allows attacker to enumerate local user information via error message.This issue affects SureMDM On-premise: 6.31 and below version
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Analysis
by VulDB Data Team • 09/05/2024
The vulnerability identified as CVE-2023-3897 represents a critical user enumeration flaw within the on-premise SureMDM solution deployed on Windows systems. This issue stems from improper error handling mechanisms that inadvertently expose local user account information through error messages generated during authentication or access attempts. The vulnerability specifically impacts versions 6.31 and below of the SureMDM on-premise deployment, creating a significant security risk for organizations relying on this mobile device management platform.
The technical root cause of this vulnerability lies in the application's failure to implement proper input validation and error message sanitization. When an attacker attempts to access the system with non-existent user accounts or performs unauthorized access attempts, the application generates error responses that contain identifiable information about local user accounts. This behavior directly violates security best practices and creates a pathway for attackers to systematically enumerate valid user accounts within the system. The flaw operates at the application layer and specifically affects the authentication and access control mechanisms of the SureMDM platform.
The operational impact of this vulnerability extends beyond simple information disclosure, as it provides attackers with a foundation for more sophisticated attacks. Once user enumeration is achieved, threat actors can leverage this information to conduct targeted credential brute force attacks, social engineering campaigns, or privilege escalation attempts. The vulnerability creates a reconnaissance opportunity that significantly reduces the time and effort required to compromise the system. Organizations may experience unauthorized access to mobile device management capabilities, potentially leading to data breaches, device hijacking, or complete system compromise. This issue affects the confidentiality and integrity aspects of the CIA triad, as it enables unauthorized discovery of system users and potential access to sensitive organizational data.
Mitigation strategies for CVE-2023-3897 should focus on implementing proper error handling mechanisms that do not reveal user account information. Organizations should immediately upgrade to the latest version of SureMDM that addresses this vulnerability, as version 6.32 and above contain patches that prevent error message leakage. System administrators should also implement comprehensive logging and monitoring to detect unusual authentication patterns that may indicate user enumeration attempts. The implementation of rate limiting and account lockout mechanisms can further reduce the effectiveness of automated enumeration attacks. This vulnerability aligns with CWE-200, which addresses improper error message disclosure, and maps to ATT&CK technique T1087.001 for account discovery through enumeration methods. Regular security assessments and penetration testing should be conducted to identify similar flaws in other applications within the organization's attack surface, ensuring comprehensive protection against credential-based attacks.