CVE-2024-25959 in PowerScale OneFS
Summary
by MITRE • 03/28/2024
Dell PowerScale OneFS versions 9.4.0.x through 9.7.0.x contains an insertion of sensitive information into log file vulnerability. A low privileged local attacker could potentially exploit this vulnerability, leading to sensitive information disclosure, escalation of privileges.
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Analysis
by VulDB Data Team • 01/10/2025
The vulnerability identified as CVE-2024-25959 affects Dell PowerScale OneFS storage systems running versions 9.4.0.x through 9.7.0.x and represents a critical security flaw in the system's logging mechanisms. This issue falls under the category of sensitive data exposure within system logs, creating potential pathways for unauthorized information disclosure that could escalate to privilege escalation attacks. The vulnerability stems from improper handling of sensitive information during log file generation processes, where confidential data may be inadvertently written to system logs accessible to local users. Such a flaw represents a significant concern in enterprise storage environments where PowerScale appliances often handle sensitive corporate data and maintain extensive access controls. The vulnerability's classification as a local privilege escalation vector indicates that even users with minimal system permissions could potentially exploit this weakness to gain elevated privileges, making it particularly dangerous in environments where multiple users share system resources.
The technical implementation of this vulnerability involves the insertion of sensitive information directly into log files without proper sanitization or access controls. When system processes or user activities generate log entries, certain sensitive data elements such as authentication tokens, passwords, session identifiers, or other confidential information may be logged in plaintext format. This creates a situation where local attackers with basic user privileges could access these log files through standard file system operations, potentially extracting valuable credentials or system information. The flaw likely occurs in the logging subsystem where input validation and data sanitization mechanisms fail to properly filter sensitive information before writing to log destinations. According to CWE guidelines, this vulnerability aligns with CWE-209, which addresses the improper handling of sensitive information in logs, and potentially CWE-532 which covers insertion of sensitive information into log files. The operational impact extends beyond simple information disclosure as the extracted sensitive data could enable attackers to bypass authentication mechanisms, access restricted system resources, or establish persistent access to the storage environment.
The exploitation of CVE-2024-25959 demonstrates the intersection of multiple attack vectors within enterprise storage security frameworks and aligns with several tactics described in the MITRE ATT&CK framework. Specifically, this vulnerability could be leveraged under ATT&CK technique T1078 for valid accounts and T1566 for credential access, as attackers could extract authentication tokens or credentials from log files and subsequently use them to escalate privileges or maintain access. The impact on system integrity is particularly concerning given that PowerScale appliances often serve as critical infrastructure components in data centers, where they manage large volumes of enterprise data and provide storage services to numerous applications and users. Organizations utilizing affected PowerScale versions face potential exposure to insider threats, where malicious or compromised users with local access could exploit this vulnerability to extract sensitive system information. The vulnerability also presents challenges for compliance requirements, as organizations must ensure proper handling of sensitive data in accordance with data protection regulations and industry standards such as GDPR, HIPAA, or PCI DSS, which mandate secure handling of confidential information.
Organizations should implement immediate mitigation strategies including applying the latest firmware updates from Dell to address the vulnerability, implementing strict log file access controls, and establishing monitoring procedures to detect unauthorized access to log files. System administrators should review existing log retention policies and ensure that sensitive information is properly sanitized before being written to system logs. The implementation of centralized logging solutions with proper access controls and audit mechanisms can help reduce the attack surface while providing better visibility into system activities. Additionally, organizations should conduct comprehensive security assessments of their PowerScale environments to identify any other potential vulnerabilities and ensure that proper network segmentation and access controls are in place to limit local user privileges. Regular security training for system administrators and security personnel regarding log file management and sensitive data handling practices is essential to prevent exploitation of similar vulnerabilities in the future. The vulnerability serves as a reminder of the critical importance of secure logging practices in enterprise storage systems and the need for continuous security monitoring and remediation efforts.