CVE-2022-34369 in PowerScale OneFS
Summary
by MITRE • 09/02/2022
Dell PowerScale OneFS, versions 9.0.0 up to and including 9.1.0.20, 9.2.1.13, 9.3.0.6, and 9.4.0.3 , contain an insertion of sensitive information in log files vulnerability. A remote unprivileged attacker could potentially exploit this vulnerability, leading to exposure of this sensitive data.
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Analysis
by VulDB Data Team • 10/11/2022
The vulnerability identified as CVE-2022-34369 affects Dell PowerScale OneFS storage systems across multiple version ranges including 9.0.0 through 9.1.0.20, 9.2.1.13, 9.3.0.6, and 9.4.0.3. This issue represents a critical security flaw in the logging mechanisms of these storage platforms, where sensitive information becomes inadvertently exposed through log file generation processes. The vulnerability falls under the category of information exposure, specifically related to the insertion of sensitive data into log files without proper sanitization or access controls.
The technical implementation of this vulnerability stems from insufficient input validation and output filtering within the OneFS logging subsystem. When the system processes certain user inputs or system operations, it fails to properly sanitize or redact sensitive information before writing this data to log files. This flaw allows an attacker to potentially extract confidential details such as authentication tokens, user credentials, system configuration parameters, or other proprietary information that should remain protected. The vulnerability is particularly concerning because it affects the logging infrastructure itself, which typically operates with elevated privileges and maintains comprehensive system audit trails.
From an operational perspective, this vulnerability creates significant risk for organizations relying on Dell PowerScale systems for their storage infrastructure. Remote unprivileged attackers who can access the system's logging mechanisms or intercept log file transfers could potentially gain access to sensitive information that could be used for further exploitation. The exposure of such data could lead to credential theft, system compromise, or unauthorized access to protected storage resources. The impact extends beyond immediate information disclosure as the compromised data could enable attackers to perform lateral movement within the network or conduct more sophisticated attacks.
Security professionals should consider this vulnerability in relation to CWE-200, which specifically addresses "Information Exposure," and the broader ATT&CK framework's information gathering techniques. The vulnerability aligns with T1083 (File and Directory Discovery) and T1567 (Exfiltration Over Web Service) tactics, as attackers could potentially harvest log files containing sensitive information. Organizations should implement immediate mitigations including log file access controls, regular log file monitoring for sensitive data patterns, and configuration changes to disable or restrict logging of sensitive information. The recommended approach involves applying the vendor-provided security patches, implementing log file sanitization processes, and establishing comprehensive monitoring procedures to detect potential exploitation attempts. Additionally, organizations should conduct thorough log reviews to identify any previously compromised sensitive information and implement proper access controls to prevent unauthorized log file access.