CVE-2023-48388 in EasyLog Web+
Summary
by MITRE • 12/15/2023
Multisuns EasyLog web+ has a vulnerability of using hard-coded credentials. An remote attacker can exploit this vulnerability to access the system to perform arbitrary system operations or disrupt service.
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Analysis
by VulDB Data Team • 12/15/2023
The CVE-2023-48388 vulnerability affects Multisuns EasyLog web+ systems and represents a critical security flaw involving the use of hard-coded credentials within the software implementation. This vulnerability falls under the category of weak authentication mechanisms and directly violates security best practices by embedding default passwords or credentials directly into the application code or configuration files. The presence of hard-coded credentials creates a persistent security risk that remains unchanged regardless of system updates or user management policies, making it particularly dangerous for operational environments.
The technical exploitation of this vulnerability allows remote attackers to gain unauthorized access to the affected system without requiring any specialized knowledge of the target environment's specific configuration or user credentials. Attackers can leverage these pre-defined credentials to establish legitimate system access points, enabling them to perform arbitrary operations including but not limited to data manipulation, system configuration changes, privilege escalation, and potential lateral movement within networked environments. The remote nature of the attack vector eliminates the need for physical access or prior reconnaissance, making this vulnerability particularly attractive to threat actors seeking quick system compromise.
From an operational impact perspective, this vulnerability can lead to significant business disruption and security breaches. Organizations utilizing Multisuns EasyLog web+ systems may experience unauthorized data access, modification, or deletion, potentially resulting in compliance violations, financial losses, and reputational damage. The vulnerability's persistence means that once exploited, attackers can maintain access to the system for extended periods without detection, especially if system monitoring and access controls are not properly implemented. The disruption potential extends beyond simple unauthorized access to include service availability issues that could impact critical operations dependent on the affected logging and monitoring infrastructure.
The vulnerability aligns with CWE-798, which specifically addresses the use of hard-coded credentials in software implementations, and represents a clear violation of the principle of least privilege and secure coding practices. From an attack framework perspective, this vulnerability maps to ATT&CK technique T1078.004, which covers valid accounts with default passwords, and T1566, covering credential harvesting through default credentials. Organizations should immediately implement mitigations including immediate credential rotation for all affected systems, implementation of strong authentication mechanisms, and deployment of network segmentation controls to limit the impact of potential exploitation. Regular security audits and vulnerability assessments should be conducted to identify and remediate similar hard-coded credential issues across all system components, with particular attention to embedded systems and legacy software implementations that may contain such security flaws.