CVE-2025-43937 Dell CVE debrief

Who should care

System administrators and security teams responsible for managing Dell PowerScale OneFS systems, particularly those with local access to the systems, should assess their exposure and take necessary actions to prevent exploitation. This includes reviewing local access controls, monitoring log files, and verifying vendor-provided patches or updates. IT security teams and system administrators should prioritize this vulnerability and take immediate action to

Why it matters

CVE-2025-43937 is a medium-severity vulnerability in Dell PowerScale OneFS that could lead to user credential disclosure. System administrators and security teams should assess their exposure, review local access controls, and apply vendor-provided patches or updates to prevent exploitation.

• Potential disclosure of user credentials
• Possible exploitation by low-privileged attackers with local access
• Required review and update of local access controls and log file management

Technical summary

The vulnerability exists in Dell PowerScale OneFS versions prior to 9.12.0.0, allowing a low-privileged attacker with local access to potentially exploit the vulnerability and disclose certain user credentials. The vulnerability is caused by the insertion of sensitive information into log files, which can be accessed by attackers with local access. This vulnerability has a medium severity level and requires immediate attention from system administrators and security teams. Affected product deployments should be reviewed and verified to ensure the application of vendor-provided patches or updates.

Defensive priority

Medium priority for local access control and log file management

Recommended defensive actions

• Review and update local access controls to prevent low-privileged attackers from exploiting the vulnerability
• Monitor log files for sensitive information disclosure
• Verify and apply vendor-provided patches or updates for Dell PowerScale OneFS
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The CVE record and NVD entry provide details on the vulnerability, including its description, CVSS score, and affected versions. Evidence is limited to public CVE and NVD information. Defenders should verify affected product deployments and review official advisories for validation. The vulnerability affects Dell PowerScale OneFS versions prior to 9.12.0.0.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.