Insecure Temporary File in Dell PowerScale OneFS

Executive Summary

Dell PowerScale OneFS versions 9.12.0.0 through 9.13.1.0 have an Insecure Temporary File vulnerability. This means the system creates temporary files without proper security controls, allowing low-privileged remote attackers to exploit it. Exploitation could lead to denial of service or unauthorized information tampering.

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Detection Guidance

This vulnerability involves insecure temporary files in Dell PowerScale OneFS versions 9.12.0.0 through 9.13.1.0. Detection requires checking for unauthorized file creation or modification in system temporary directories. Review logs for unusual file operations in /tmp or OneFS-specific temp paths. Use commands like find /tmp -type f -perm /077 -ls to identify world-writable files. Check OneFS audit logs for file access anomalies.

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Impact Analysis

If exploited, this vulnerability could disrupt services by causing a denial of service. It may also allow attackers to alter or tamper with sensitive data, potentially leading to data corruption or unauthorized modifications. Systems running affected OneFS versions are at risk.

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Compliance Impact

This vulnerability could impact compliance by enabling data tampering or unauthorized access, which violates integrity and confidentiality requirements in GDPR and HIPAA. Organizations using affected systems may face compliance violations, potential fines, or legal consequences if data is compromised.

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Mitigation Strategies

Update Dell PowerScale OneFS to a version beyond 9.13.1.0 to address the insecure temporary file vulnerability. Ensure only trusted users have access to the system to reduce exploitation risk.

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