CVE-2018-1788 in Spectrum Protect
Summary
by MITRE
IBM Spectrum Protect Server 7.1 and 8.1 could disclose highly sensitive information via trace logs to a local privileged user. IBM X-Force ID: 148873.
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Analysis
by VulDB Data Team • 06/04/2023
The vulnerability identified as CVE-2018-1788 affects IBM Spectrum Protect Server versions 7.1 and 8.1, representing a significant information disclosure weakness that could be exploited by local privileged users. This vulnerability resides within the server's logging mechanisms and poses a substantial risk to organizations relying on IBM's data protection solutions. The flaw enables unauthorized access to sensitive operational data through trace log files that are accessible to users with local privileges, potentially exposing critical system information that should remain confidential.
The technical implementation of this vulnerability stems from inadequate access controls and insufficient sanitization of trace logging mechanisms within the IBM Spectrum Protect Server software. When the server generates trace logs, it fails to properly restrict access to these files, allowing local privileged users to read content that contains sensitive operational data, configuration details, or potentially authentication-related information. This represents a failure in proper privilege separation and information flow control within the application's security architecture, creating an attack surface that violates fundamental security principles. The vulnerability aligns with CWE-200, which addresses the disclosure of sensitive information, and specifically demonstrates poor access control implementation as outlined in CWE-264.
The operational impact of this vulnerability extends beyond simple information disclosure, as local privileged users who can access these trace logs may gain insights into the server's configuration, operational patterns, and potentially sensitive data structures. This information could be leveraged by attackers to craft more sophisticated attacks against the system or to identify additional vulnerabilities within the broader infrastructure. The exposure of trace logs containing sensitive data could facilitate further compromise attempts, including credential harvesting, system reconnaissance, and targeted attacks against the protected data environment. Organizations may experience regulatory compliance issues and potential data breaches if this information falls into the wrong hands.
Organizations should implement immediate mitigations to address this vulnerability, including restricting access to trace log files through proper file system permissions and implementing centralized log management solutions that properly control access to sensitive operational data. The recommended approach involves configuring appropriate access controls on log directories and ensuring that only authorized administrative personnel have access to these sensitive files. Additionally, organizations should consider implementing log rotation and sanitization processes that remove sensitive data from trace logs before they are stored. The mitigation strategy should align with the principle of least privilege and follow the ATT&CK framework's guidance on privilege escalation and credential access techniques. IBM has released patches and updates for affected versions, and organizations should apply these immediately to prevent exploitation. Regular security audits should verify that trace logging mechanisms properly implement access controls and that sensitive information is not inadvertently exposed through logging processes.