CVE-2018-1882 in Spectrum Protect
Summary
by MITRE
In a certain atypical IBM Spectrum Protect 7.1 and 8.1 configurations, the node password could be displayed in plain text in the IBM Spectrum Protect client trace file. IBM X-Force ID: 151968.
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Analysis
by VulDB Data Team • 08/27/2023
The vulnerability identified as CVE-2018-1882 represents a critical security flaw in IBM Spectrum Protect client configurations that exposes sensitive authentication credentials through improper logging practices. This issue specifically affects versions 7.1 and 8.1 of the IBM Spectrum Protect software, where certain deployment scenarios result in plaintext node passwords being written to client trace files. The vulnerability stems from inadequate input sanitization and logging mechanisms within the client application, creating an information exposure condition that directly violates fundamental security principles.
The technical implementation of this flaw occurs when the IBM Spectrum Protect client operates under specific configuration parameters that trigger the logging of authentication credentials without proper encryption or obfuscation. The node password, which serves as a critical authentication element for accessing backup and recovery services, becomes visible in plain text within the trace files generated by the client application. This represents a direct violation of the principle of least privilege and demonstrates poor security by design practices in the software's logging subsystem. The vulnerability operates at the application layer and can be categorized under CWE-209, Information Exposure Through an Error Message, though more specifically aligns with CWE-312, Cleartext Storage of Sensitive Information.
The operational impact of this vulnerability extends beyond simple credential exposure, creating significant risk for organizations relying on IBM Spectrum Protect for their backup infrastructure management. Attackers who gain access to these trace files can immediately obtain valid authentication credentials that provide access to backup repositories, potentially enabling unauthorized data access, modification, or deletion operations. The exposure affects the confidentiality and integrity of the backup environment, as compromised node passwords can be used to perform administrative functions within the backup system. This vulnerability also creates opportunities for lateral movement within networks where backup systems are integrated with other critical infrastructure components, as demonstrated by ATT&CK technique T1078.004, Valid Accounts - Cloud Accounts, when backup systems are integrated with cloud services.
Organizations should implement immediate mitigations including restricting access to client trace files through proper file system permissions, implementing log rotation and cleanup procedures, and reviewing configuration parameters that trigger the problematic logging behavior. The recommended approach involves disabling or modifying the specific client configurations that cause plaintext credential logging, while also implementing monitoring for unauthorized access to trace file directories. Additionally, organizations should consider implementing centralized log management solutions that can filter or redact sensitive information before storage, aligning with security frameworks such as NIST SP 800-92 and ISO/IEC 27001 controls. Regular security assessments and penetration testing should be conducted to identify similar logging vulnerabilities across the organization's software ecosystem, as this type of information exposure represents a common vector for credential compromise attacks.